Sajber Sove

<p>Secure Owl Firewall is a fast, lightweight firewall plugin with an advanced rule engine featuring PCRE pattern matching, a transformation pipeline, and JSON-based rule configuration.</p>
<p>Key features:</p>
<ul>
<li>JSON-based rules — 100+ default rules covering SQLi, XSS, RCE, LFI, SSRF, Log4Shell, and more</li>
<li>Transformation pipeline — URL decode, lowercase, normalize path, remove whitespace, HTML entity decode, trim</li>
<li>Inspection targets — REQUEST_URI, QUERY_STRING, USER_AGENT, REFERER, COOKIE, and POST</li>
<li>MU-Plugin loader — runs before regular plugins for earliest protection</li>
<li>Rate limiting — optional transient-based IP and subnet banning</li>
<li>Login protection — PIN field, speed limit and honeypot to block brute-force attacks</li>
<li>IP whitelist — CIDR/subnet support for both IPv4 and IPv6</li>
<li>IP blacklist — CIDR/subnet support for both IPv4 and IPv6</li>
<li>Per-rule toggle — disable individual rules from the admin panel without editing files</li>
<li>File-based logging — 64MB cap with auto-rotation and protected storage</li>
<li>Log retention — configurable policy for GDPR compliance</li>
<li>IP anonymization — masks user IP addresses for enhanced privacy and GDPR compliance</li>
</ul>
<h3>Filter Hooks</h3>
<ul>
<li><code>sswaf_ip_whitelist</code> — array of IPs to bypass the firewall</li>
<li><code>sswaf_ip_blacklist</code> — array of IPs to block before any rules run</li>
<li><code>sswaf_trusted_proxies</code> — array of trusted proxy IPs for X-Forwarded-For</li>
<li><code>sswaf_post_scanning</code> — enable POST data inspection (default: true)</li>
<li><code>sswaf_rules_file</code> — path to the rules JSON file</li>
<li><code>sswaf_log_file</code> — path to the log file</li>
<li><code>sswaf_log_max_size</code> — maximum log size in bytes</li>
<li><code>sswaf_header_status</code> — HTTP status header for blocked requests</li>
<li><code>sswaf_before_block</code> — action hook fired before blocking a request</li>
<li><code>sswaf_rate_limit_ip_threshold</code> — override IP hit threshold</li>
<li><code>sswaf_rate_limit_ip_duration</code> — override IP ban duration</li>
<li><code>sswaf_rate_limit_ip_window</code> — override IP counting window</li>
</ul>


Secure Owl Firewall

Secure Owl Firewall is a smart rule-based protection that blocks threats and secures your site from attacks.

Secure Owl Firewall vs Advanced IP Blocker