2024-01-15 10:00:00 INFO System initialization started
2024-01-15 10:00:05 INFO Cache service initialized
2024-01-15 10:00:10 INFO API service started
2024-01-15 10:01:00 ERROR Authentication failed for user: admin
2024-01-15 10:01:05 ERROR Authentication failed for user: admin
2024-01-15 10:01:10 ERROR Authentication failed for user: admin
2024-01-15 10:01:15 WARNING Multiple failed login attempts detected
2024-01-15 10:02:00 INFO User session created: user_123
2024-01-15 10:02:30 INFO GET /api/data - 200 OK - 56ms
2024-01-15 10:03:00 INFO System health check passed