Swift Security Firewall: standalone firewall module of the popular swift security plugin.
with the firewall module you can prevent the most common attack attempts
SQL Injection; In case of vulnerable plugins or themes you can prevent attackers to exploit eventual SQL injection security vulnerabilities. Cross-site scripting (xss) In case of vulnerable plugin or themes you can prevent attackers to exploit eventual XSS injection security vulnerabilities.
File Path Manipulation; You can prevent attackers to exploit eventual file path errors (for example a script uses relative paths for reading or writing a file, and the attacker by using. characters can reach files for which he shouldn’t have permission.
IP/GEO filters; You can set filters based on IP addresses or specific countries. For example you can set a filter so that the WP admin can only be accessed from the USA. Also, you can block visits from specific countries.