instruction stringlengths 24 29.9k |
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I'm studying and I really need some help, I've this code:
$param1 = strip_tags($_GET['var2'], '<>');
I'm trying all kinds of things, like:
$_GET['var2'] = "Hello <img src=x onerror=confirm(1)"+"\xA9";
OR
$_GET['var2'] = '\074script\076\141\154\145\162\164\050\061\051\074/script\076';
OR
$_GET['var2'] = "\074\163\... |
I'm using Burp Pro to assess a web application that sends a requests to an particular endpoint every second. This responds to almost every request with a 304 Not Modified status code, and I'd rather not have to dig through them in my proxy history. I've tried to set Project Options: HTTP: Streaming Responses to that pa... |
A bank has a form of 2FA where, after you put in your username and password, they send a code via SMS to your mobile phone and you have to put that too.
On the screen asking for the SMS code, there is an option to "trust this device", meaning that they won't ask for this SMS code (but still ask for username and passwo... |
a friend visited this site:
h-t-t-p-s://adidastore.buzz/adidass/tb.php?_t=1614958342
I malformed the url so no one accidently clicks on it
Below is the code the site is serving.
I don't know javascript and wanted to know from you, if the code looks malicious?
Thank you!
<html lang="en">
<head>
<meta property="og:type... |
I am using this script to upload file to the system with apache2 as server and php7.
If I provide filename as ../../../../tmp/data.png of uploaded file, then also the file gets uploaded to /var/up/data.png.
<?php ... |
The question is
"Create a rule to detect DNS requests to 'interbanx', then test the
rule with the scanner and submit the token."
My rule is:
alert udp any any -> any 53 (msg:"alert"; sid:5000001; content:"|09|interbanx|00|";)
It says no packets were found on pcap (this question in immersive labs).
What am I missing?... |
I know that it's possible for a computer to set up logging or auditing, and keep track of what devices are plugged into IT. But do external harddrives keep track of what computers THEY are ever plugged in to? Intentionally, or unintentionally? (Assume they have just been taken out of the box from Best Buy -- specops IT... |
I received an email from a friend, but it was not them. It was their name in the sender field but there was a different email address hidden underneath. There was a zip file attachment.
But here’s the bit that I’m worried about: the body text of the email was an email conversation from a year ago that took place with t... |
Could anyone suggest a system to prevent DDOS attacks without collecting personal data like i.p. addresses ( or using anonymized data ) and be not deny access to an innocent user ?
|
Alice wants to send Bob messages. She has the following requirements.
She plans to send him messages that are sequentially numbered, pseudonymous, and sent to him publicly over a period of time.
Each message will take the form of a single text file.
She wants Bob (and indeed anyone else who is interested) to be able t... |
I'm supposed to crack some passwords from a file. I've done john pwlist.lst > passwords.txt which is outputting the files into my txt file.
I'd like to make it such that when John is cracking the passwords hashed with SHA224, it outputs them into the .txt file in the format {hash}:{password}
Example: b13eaa5bcb49d6c7ff... |
A website that I do banking on has a login page on a different subdomain than their main website, and this login page is secured with an Amazon-issued domain-validation certificate (their main website is secured with an extended-validation certificate that is logged in the CT logs). In other words, if their main websit... |
from what I understand a common approach to storing a CSRF token would be:
the client retrieves from the server a CSRF token
the token is stored in an input element inside the form like this:
<form>
<input type="hidden" name="token" value="abc123supersecrettoken">
</form>
my question is, would an attack like this b... |
We're currently in the process of enhancing our Windows .NET desktop application with SAML single sign-on. In order to retrieve the SAMLResponse from the IP we have the redirect/reply URL set to http://localhost/foobar. This all works fine and we can extract the SAMLResponse from the message request.
As it's going via ... |
I've been asked to write an app with registration and login systems. In essence, I've already wrote the first version of their app using PHP, some javascript/jquery and storing data in MySQL. It worked for a time but now they are growing and expanding so they want something more performant and in realtime with push not... |
Under Apple and Google's contact tracing scheme, Alice's device generates a daily random value (termed a Temporary Exposure Key or TEK in the Cryptography Specification). Every 10 minutes, a Rolling Proximity Identifier (RPI) is generated from the TEK (by first hashing, and then encrypting with AES using the time as th... |
I have installed Windows 2003 server in VMWare and cannot seem to get the internet to work. It says it is connected to the internet in the box in the icon bar and when I run ipconfig it returns with an ip subnet and default gateway however when I open the browser go to Google run a search in Google then click on a web... |
My home WiFi password was given away by my dad to a plumber who came in saying that he needed the WiFi password for his phone. As soon as he told him the WiFi went down for a few minutes, which I found suspicious. Does the WiFi going down indeed suggest anything suspicious or malicious, and what are the security implic... |
This might be the wrong place to ask this, and if so please point me in the right direction. Anyway, a family member works at a public institution where laptops are provided to the staff, which includes them. They recently received a new laptop as their old one was quite sluggish. The workplace has directly stated that... |
Maybe I'm essentially asking an electronics / storage question...
This question is similar, though I think it was maybe asked more about physical security while the answer was more about malware.
This question explains that YK "stores the key on its internal storage media".
An article on YK's site says "In Yubico’s cas... |
So. I am having some issues at metasploit.
I am trying to exploit
exploit/multi/http/wp_crop_rce.
I am using Docker, in order to install wordpress version: 4.8.9.
PHP 7.2.12 (cli) (built: Nov 28 2018 22:58:16) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies
wi... |
I recently had a breach on my site (laravel). I got aware of it after I tried to pull the code from github and found out that some files were modified.
The files modified were mostly storage - logs/cache and index.php had error_reporting(E_ALL) in it.
And I am not sure what happened and like to know if there's a way an... |
I'm currently doing some research on a pretty huge list of hashes (approx. 2 millions) and thus I'd like to improve my cracking speed. The hash format is 12 rounds of SHA512(password + salt), which could be written like this: sha512(sha512(sha512(sha512(sha512(sha512(sha512(sha512(sha512(sha512(sha512(sha512($p.$s)))))... |
When a client creates a TLS connection, he is given a certificate.
To make sure this certificate is authentic the client must look at the certificate chain.
My question is: How does the client get this chain? Is there a special protocol for asking certificates or is he given a complete chain by the host?
Thanks
|
Is there a place I can view modsec rules?
Trying to save some javascipt & html code through elementor on wordpress triggered some modsec rule. Specifically:
[file "/etc/apache2/conf.d/modsec/modsec/11_asl_adv_rules.conf"] [line "117"] [id "331028"] [rev "13"] [msg "Atomicorp.com WAF Rules: Unauthorized SQL access to d... |
One of the really nice articles I came across while trying to understand the various grant types in Oauth2.0 was this. The author really has done a good job at explaining quite clearly what various grant types in an Oauth2.0 flow look like. I also followed a few more articles like this and this. Each one of them explai... |
My colleague told me that ISO 27001 require physical server running in the office to store user password. Therefore, using AWS Cognito or Firebase Auth can save us the physical server since they have ISO 27001.
Is my colleague correct? If not, does using third-party oauth service reduce the work on complying with ISO 2... |
I am trying to sign some data with a symmetric key AES128 on the TPM2. However, I get this error during the signing
ERROR: Unknown key type, got: 0x25
ERROR: bad signature scheme for key type!
ERROR: Unable to run tpm2_sign
primary key creation command:
tpm2_createprimary -C o -g sha256 -G rsa -c primary.ctx
AES key cr... |
A certain tax website has the frustrating feature of limiting the session to only one browser tab or window at a time. I haven't looked into how they might be doing this, but if you login on one tab, then open another tab and go to the same URL, you are logged out of your session on both tabs. They claim...
Tax return... |
Referring to this Q&A:
The setting PermitRootLogin no alone does not prevent su - after logging in as a normal user.
As described in the referenced answer, there it is possible to prevent su with additional measures.
The question arises, though, what does PermitRootLogin no alone achieve?
The only thing I can think of... |
I'm trying to take information that's on Computer A, write it onto some form of persistent storage, and copy that information onto Computer B. Both will be running a relatively recent version of Windows 10. The computers may be hundreds of feet to tens of miles from each other.
My current plan to accomplish this is usi... |
I'm building an app where the client will be issued a JWT. The JWT will be passed to my API for every request. I'm leaning in the direction of hosting my webserver and SQL server separately from each other using EC2 and RDS.
SECRET = bin2hex(random_bytes(32))
My question is... which is the better practice for storing t... |
This is not for passwords. I understand that MD5 and SHA-512, etc... are insecure because they can have collisions.
However, is it still possible to have a collision if the string length is less than the hash size (i.e. MD5 is a 32 character hash)? So if the string is less than 32 characters, is it possible to still ha... |
first of all I know how deauth packets work basically. But since my wifi adapter refuses to work on my virtual Kali, I want to use my host machine (Windows 10). So I have NPcap and Wireshark and I can go to monitor mode, change channels and sniff packets on Wireshark. But I can't find any way to send deauth packets on ... |
Hi is there any solid algorithm or solution where I can refer to for preventing dos (denial of service)attack on my apache server ? I did the dos attack using slowloris in ubuntu and switchblade in windows targeting my local server.
|
My question is prompted by the fact that WinHost.com has some really cheap shared hosting for SQL Server where you don't need to manage your own Virtual Private Server. Unfortunately there is no firewall so you can access the server from anywhere on the net as long as you know the username and password.
Personally, I'm... |
I want to use cryptographic integrity checking in Linux. Naturally, I measured performance of different implementations on my computer in order to choose the best. The block device is in tmpfs, in other words, RAM. Hence the performance is not constrained by SSD.
Long story short, writing with AEGIS-128 is considerably... |
Over the years, I found myself constantly pointing out to organizations that emails containing links with 3rd party domain names that are relatively unknown are problematic. That's how social engineering occurs. For example, surveymonkey is well-known, but survey.alchemer-ca.com not so much.
I'm beginning to wonder h... |
One selling point of the Trezor crypto currency wallets is that they are, supposedly, "open source".
It is not clear to me exactly what assurance this provides, since I do not know what relationship exists between the published open source code that I and others can inspect and the behavior of the physical device I hav... |
PSD2 requires two-factor authentication, which they call strong customer authentication (SCA). However, there is a “delegated regulation” 2018/389, Article 10, which adds an exception that SCA is not required to view account information, specifically the account balance and transactions from the last 90 days.
That arti... |
Guys does anyone know how I can change the port that ettercap runs? I need it to run on port 8080.
When I try to run sudo ettercap -G it presents me with this error:
ERROR : 13, Permission denied
[/build/ettercap-gsX8lN/ettercap-0.8.3.1/src/ec_capture.c:capture_getifs:114]
Can't open raw Bluetooth socket: Permission ... |
Assumptions:
Some places ban or at least think about banning encryption.
Encrypted traffic can be easily spotted because it looks like nonsense (or something else?).
Question:
Suppose I put my encrypted traffic into a jpg and add a message "Hey John, look at my newest fractals." Would it still look like encrypted traff... |
Screenshot:
The text covered with red is exactly my email address except the end is @google.com instead of @gmail.com.
The suspicious link "Unsubscribe_click_here" is:
mailto:cr@burlondesti.com,kz@grendeoszel.com,ma@bindolamiats.com,couar.ort@gmail.com,krandelowez@foxmail.com,3561036101@qq.com,jacques.chirac088@gmail.... |
I'm trying to set up an SFTP server for a use case. I need the server to be extremely secure. What are the best practices that I should keep in mind?
I referred a lot of blogs and posts but couldn't find an end-to-end guide for setting up a secure SFTP server. These are the points that I got from different posts:
Crea... |
If there is an intruder in a LAN who knows the encryption type and password, will he be able to monitor all the packets which are in the LAN? Suppose someone on the LAN is visiting HTTP sites, which supposedly have no encryption.
will the intruder be able to snoop on the data easily?
Which software does the intruder u... |
On a pentest we found that a kerberos ticket under account name administrator was cached on one of the SQL database servers, which allowed us to steal the ticket, pass-the-ticket and log onto the domain controller. The logon type was remoteinteractive which suggests that a user from SQLDB01 made a RDP session to DC01. ... |
Consider a program that can allocate and read uninitialized memory regions, e.g. for performance reasons.
Should said program assume that those regions may contain sensitive information, or is it the previous owner of those regions responsible for writing 0s before deallocating them?
I am almost certain that it is the ... |
I am currently trying to decrypt my files from my old laptop. I have a backup of the user folder of the old laptop and I am trying to find the old user master key to decrypt my files based on mimikatz wiki. However, when I look at the master key directory %appdata%\Microsoft\Protect\<old_user_sid>\, it is empty. Where ... |
In view of the Hafnium and Solarwind hacks, where multiple zero-day vulnerabilities were used to ultimately stage the hack and data exfiltration, would the use of memory safe programming languages such as Rust to build software help to reduce or end all these zero-day vulnerabilities/exploits through a programming para... |
We are in the process of switching from Hamachi to Meraki VPN by Cisco. Hamachi was managed internally, but this new VPN solution is managed by an external party and they have set it up as L2TP/IPsec with a pre-shared key and authentication. They insist on keeping the pre-shared key private, which means they have to se... |
I'm new to computer security, there's one question I got confused. The book "Security in Computing" describe that "To protect the master password, the client uses a form of PBKDF2, salting the master password with random data and hashing it by using a large number (5001 by default) of SHA-256 rounds." for user authenti... |
When we connect to a VPN server, all data that we send and receive are in encrypted form. But when data is sent from the VPN server to the destination, is the data encrypted?
If not then any hacker can sniff the packet and see the details.
Example: connecting to HTTP website using VPN.
So are we compromising privacy us... |
Confidentiality is the property of a message whereby no one but the person who knows a secret (let's calle it K) can read the message.
Hashes do not provide confidentiality (data is destroyed, you can't recover it)
Following these definitions, is it OK to hash sensitive data (eg: passwords) and store it in a database... |
I am trying to harden RHEL with CIS benchmark. One of the items states the following:
Ensure permissions on all logfiles are configured
Description: Log files stored in /var/log/ contain logged information
from many services on the system, or on log hosts others as well.
Rationale: It is important to ensure that log f... |
My understanding is that, threat modelling is used at the design stage to identify the possible threats, prioritize them and help in identifying security requirements/security controls. Vulnerability assessment is done during development and in maintenance also, where we scan the source code for vulnerabilities, priori... |
Reflective DLL Injection is one of the most interesting and best techniques to run custom code in memory.
I've been learning about it a lot, I've learned how to pass in inputs, But I can't figure out how to read in the output? I'm using C++.
The metasploit framework is able to get the output of the reflective dll,
http... |
I got sent an email from someone in response to an over 2 year old exchange, and the contents of it look like spam to me.
Checking the headers the following looks normal:
Return-Path
Received & Received-SPF:
Received: from gateway34.websitewelcome.com (gateway34.websitewelcome.com. [192.185.150.114])
by mx.google.c... |
I've read online that SYN flooding is when "the attacker sends repeated SYN packets to every port on the targeted server." However, HTTPS only runs on port 443. Therefore, why is it productive for an attacker to target "every port" if only port 443 is responsible for web traffic? Why does a web server care what happens... |
I'm looking for an easy way to securely wipe the SSD of my Ubuntu machine. As I'm using a fairly new Dell XPS 13 and am quite a noob with Ubuntu I don't want to use any fancy commands, that might brick my machine.
This is why I thought I could just re-install Ubuntu, this time with encryption, fill up the internal SSD,... |
I am trying to do something like
pp64 --pw-min=10 words.txt | hashcat -a 0 **--keyspace** -r myRule.txt
but this syntax is incorrect. Is there a way to get the keyspace for this combined attack?
|
Since Solarwinds Hack and Hafnium attack involved some degree of unauthorized code modification (orion DLL, creation of web shell), is it possible to use Artificial Intelligence (AI) built into the very application (Solarwinds, Exchange Server) itself to detect and report any unauthorized code modification and unnatura... |
I'm not aware of any frameworks/tools to achieve what we're trying to do, but posting here to hear experts opinions and comments on how this is done at large organizations and recommended automation approaches.
We have automation in place to identify, renew, and track SSL/TLS certificates expirations, but we're unable ... |
Since I can modify pathname, search and hash value could I leverages this in some way?
var URL = window.location.hostname+window.location.pathname + window.location.search + window.location.hash;
var sURL = "https://" + URL ;
window.location = sURL ;
|
I read this article, but I did not understand how and when the client's certificate is actually used to do anything.
As far as I understand, "normal" TLS works like this:
Some unencrypted handshake shenanigans
Server sends their certificate, basically their trusted public key
Client encrypts a symmetric key with the s... |
I am managing a WordPress website.
I have installed the plugin "Limit Login Attempts Reloaded".
This plugin sent me an email saying that A.B.C.D has tried to login with the non-existent username "admin" 9 times and has been blocked.
Googling the IP address, it has been reported as being abusive (it tried to login to ot... |
I searched my email addresses in https://haveibeenpwned.com/.
One of my e-mail addresses results as having been pwned, and is present in a data breach, in particular the Apollo data breach:
Apollo: In July 2018, the sales engagement startup Apollo left a
database containing billions of data points publicly exposed wit... |
I'm testing a web app (for which I have permissions) and I found a stored XSS vulnerability.
It is a little bit tricky to exploit because the input:
is being capitalized
it has a length constraint of 61 characters (every char over the 61th is being replaced with a .)
If I just insert for example <input oncut=alert(1)... |
I was testing an android application using Burp suite. When I opened the android application, an app "Outgoing Traffic" log was added in Burp suite Site map. The API request is:
PUT /api/channels/<channel-id> HTTP/1.1
Content-Type: application/json
Accept: application/vnd.urbanairship+json; version=3;
User-Agent: com.t... |
My agency (which isn't a high security-risk, top-secret place) has an almost zero tolerance rule for Zoom and I am curious why. We are told to use WebEx instead but I fail to see why WebEx is more secure than Zoom. I don't think it's merely an E2E encryption issue because we are allowed to use the web-based version o... |
I would like to know how I can know which is the safest compilation line, that is:
Having several compilation lines in, for example, GCC, how do I know which one is more secure? Hardening would be a good solution? What do you recommend?
Does the compilation optimizations flags affect security?
|
We host exchange on premise (exchange 2013). We believe following MS's guides and guidelines that we were compromised regarding the exchange zero days hack. We did find some .aspx files that did not appear to be from us in our inetpub directory. From the article listed we followed this to find these aspx files:
To ... |
Since application is not responding with allow credentials header, an attacker can't craft cross domain request with cookies, but I was wondering if allow origin * alone (Without credentials being true) can be exploited?
I know allow origin can't be * if allow credentials header is true, what am asking is that is this ... |
Sorry for the naive question.
I wonder how DigitalOcean Spaces (S3 compatible) fits personal backups.
I found a lot of information about security of Amazon S3 and its security is undoubted, however, nothing about DigitalOcean.
On DigitalOcean Spaces, there are only three options: File Listing, CDN, CORS all are Disable... |
I recently downloaded a very popular open-source application. Usually, I compile open-source applications myself after reading the source code. But my compiler box was busy with many tasks, so I decided to download the pre-compiled executable and just run it on a temporary system. Although that system gets reformatt... |
I came across this practice, from a big company handling personal customer data, of not allowing developers/maintainers to look straight at the application logs (e.g. good old tail | grep) by connecting to the application servers through SSH in the production environment. The logs do not contain any personal data.
Deve... |
How can I check before I connect that the WPA2 ssid I am connecting to is the correct one when I'm in an area with spoofed ssid's?
How can I evade an evil twin without trying to connect with a fake password? I would prefer to only connect to safe/trusted ssids.
Here is an image illustrating what I am asking about. Whil... |
I am writing a novel and the main character sent anonymous emails using Outlook and a VPN on an iPhone to disclose information about the mafia. Now, the police are investigating it. How can he avoid getting attributed to the emails? Is there anything he can do?
The police sent a request to Microsoft. Everything is taki... |
is it possibile to bypass some check like this:
$amount = (int)$_REQUEST['amount'];
if (!($amount >= 10)) {
// authorize
}
by sending a NaN value to amount param?
like: https://www.site.com/?amount?<NaN>
and if it is, how can I pass this value?
Because as Wikipedia show:
Theoretically, this should work but I can't... |
I have a TLD, and have set it up to forward any email sent to *@domain.com to myname@domain.com.
Over the last week, I've got a handful of emails from Intuit/TurboTax to random names on my domain, e.g. lucie@domain.com, and they seem legitimate (pass SPF/DKIM/DMARC).
The emails include full names, billing addresses, la... |
I have a .NET 5 application running on AWS which has these requests constantly attempting to run:
GET http://app-10-irules.com/
GET http://www.simpleexample.com/
GET http://ssl-app-default-backend.com/
Currently they all 404, but nothing in my code references them. I reduced the application down to the bare-bones ASP.N... |
Is it possible to extract the Wireshark keylog information directly from the TLSv1.3 handshake in a Java app? If so, how do I map the fields, or is additional material not shared in the handshake required?
From the following links, I believe I need
NSS Key Log Format for TLSv1.3 connections https://developer.mozilla.or... |
Does it make sense to try path traversal on the filename value during a file upload request? Should I encode special characters in the POST request?
For example
POST
[...]
----boundary
Content-Disposition: form-data; name="hello.pdf"; filename="..\..\..\..\license.rtf"
|
I found a vulnerability in a library of vendor A, I reported it, they fixed it and I received a CVE.
We noticed that some application (let's call it vendor B), contained the library of vendor A, we reported it, he updated the application with the fixed library and release it with a new version.
Should vendor B also ass... |
I have set up a self-signed CA in a development environment and have issued a server certificate to a test website.
The issue I'm having is that the certificate is being rejected by the browser with NET::ERR_CERT_INVALID
This only happens with Chrome or Opera in Linux (Opensuse Leap 15.2). I've tested the same site on ... |
We are working with commercial embedded devices, where we install our software. Then, they are deployed in different client sites. The embedded devices have an Ethernet port and a console port for debugging and recovery. They are connected to the Internet and we need to access them remotely using ssh.
By default, the d... |
This question has been asked before but a lot of time has passed since then.
The older question had an answer that the Eula said that Acronis can decrypt the data. I can no longer find that part.
Can you trust their encryption? By trust I mean that nobody can decrypt it (not even Acronis) as long as you have a very str... |
I'm currently testing an application, which connects to a MS-SQL database. Through Wireshark, I can see that the application uses TDS to connect to the database. Furthermore, I can see that both the queries and results are UTF-16 encoded and provided in plaintext.
However, I am unable to find the credentials used to au... |
Say I have a continuously upgraded and well maintained LAMP environment with a website which its CMS is all-core and continuously upgraded as well and I have created a simple backend HTML contact form which is CMS-agnostic (not a module of the site's CMS) so the overall environment is minimalist and very secured and th... |
When logging in to Facebook/Yahoo mail, I receive my 2FA codes from random numbers. Here are some examples (I have a Romanian phone number, hence the country codes):
+40 747 691 103
+40 727 347 814
+40 758 942 742
+40 759 158 056
and the list goes on. It's a different number every time.
Furthermore, the text in the me... |
My Google Account was hacked granting unauthorized access to YouTube and Google Drive. The third party immediately started posting inappropriate content on YT which prompted an email from Google after a couple of hours after which I changed my security settings and password. Aside from the password, my Google Account h... |
Is it possible to spoof the IP once a TCP handshake was performed successfully?
For example:
Perform the handshake
Use the session with the same IP which performed handshake but on
different machine and network then send a request e.g POST HTTP request
The response is delivered to the spoofed IP and processed by ser... |
I have an interactive program. Actually, the program can be reachable over SSH. In the .profile file, the program is launched immediately and with the interactive interface it is not possible to launch any Linux command. However, it is trivial to get a command interpreter with SSH. So, I am wondering what the best prac... |
I have a battle-tested black box crypto library which was developed by industry recognized experts. This box keeps your private key in a hardware backed, tamper proof storage. It only does one thing. Takes an 8 digit all ascii chars as input, encrypts it using RSA and returns the ciphertex. Extreme measures are taken t... |
There are hundreds of articles if we search "how to exploit AD Environment?" but if you read them, you will find that every article focuses on the context of the domain user Account.
Now I am here to ask what can be the attack ways of AD in the perspective of a domain computer account, or more specifically, suppose "Yo... |
According to Kaspersky
Encryption of your IP address: The primary job of a VPN is to hide
your IP address from your ISP and other third parties. This allows you
to send and receive information online without the risk of anyone but
you and the VPN provider seeing it.
So, how is it possible that ISP knows where to retu... |
I'd be interested in hearing some feedback on this
We have an integration tool (i.e Jenkins) that's used to run and deploy pipelines. Elsewhere there are other tools like atlassian etc.
We're going to implement SSO with MFA but I have a question:
When a person is going to run a deployment with a target of a production ... |
I plan to use the TPM to generate CSR's backed by a private key stored on the TPM. The CSR's will then be signed by an external HSM.
Since a certificate is tied to a particular private key, how do you support multiple users on the same laptop on the assumption that each user has a different certificate?
For example, ca... |
I know what mandatory access control (MAC) is, but I don't see how it helps. Often it seems to be said that if you have something like SELinux or AppArmor enabled you are magically more secure. And with this, the permissions of something is mandatory and are enforced so that even the owner cannot change them.
However, ... |
i try to find http smuggling in big bug bouny program
if i send this to the server
POST /path HTTP/1.1
Host: subdomain.domain.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:78.0) Gecko/20100101 Firefox/78.0
Connection: Keep-Alive
Content-Length: 6
Transfer-Encoding: chunked
0
j
i get
HTTP/1.1 302 Found
Cache-Contr... |
https://threatpost.com/high-risk-vlc-media-player-bugs/147503/ shows attacks with carefully crafted video files.
Can I protect my local users against this?
I imagine the attack will abuse the file format, so my hope is that, I could ask my users to download the file into a checking dir, then run some sort of checker or... |
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