Discovering your website has been hacked is distressing. Symptoms include unexpected pop-ups, defacement, or malicious redirects. Immediate actions include isolating affected systems, assessing damage, and initiating clean-up protocols.
Apache: Harden configurations by disabling directory listing, limiting modules, and using ModSecurity.
Nginx: Configure rate limiting, secure SSL/TLS settings, and set strong file permissions.
IIS: Regularly apply updates, disable unnecessary modules, and use strict application pool identities.
Secure your databases with user permissions, encryption of sensitive data, regular backups, and configuration auditing.
MySQL: Disable remote root login, use strong passwords, and regularly update.
PostgreSQL: Implement robust authentication methods, encrypt connections, and regularly patch the system.
MSSQL: Use encryption, audit logins, and enforce principle of least privilege.
Keep your CMS secure by regularly updating core systems and plugins, restricting admin access, and using reputable plugins/themes. Detailed guidance provided for WordPress, Drupal, Joomla, Magento, etc.
Current threats include bot-driven attacks, ransomware targeted at web infrastructure, and mass defacements by politically motivated hackers.
Adhere to OWASP Top 10 practices to mitigate common web vulnerabilities such as SQL injection, Cross-Site Scripting (XSS), and insecure configurations. Follow the OWASP Web Security Testing Guide for comprehensive assessment.
Use scanning tools like OWASP ZAP, Burp Suite, and CIS-CAT for security assessments and configuration audits. Regularly scan for vulnerabilities and misconfigurations.
Effective incident response includes preparation, identification, containment, eradication, recovery, and follow-up. Establish clear communication channels and document all actions taken.
Maintain updated software, use strong authentication methods, educate users, and implement regular backups and monitoring.
If you need further assistance, consult our security professionals at OSI Security.