Automated pentesting, 24/7 monitoring, and instant Telegram alerts — for WordPress, static sites, APIs, and everything in between. One dashboard, total protection.
🔓 No credit card required
From 10-second health checks to deep pentesting — know your weaknesses before attackers do.
HTTPS, SSL deep analysis, security headers, DNS health — scored out of 100 with clear fix suggestions. Runs in ~10 seconds.
Port scanning, SSL/TLS analysis, CVE matching, 0-day heuristics. Full pentest — non-destructive, 1 free per day on Pro.
Your site is checked every 30 minutes from our external servers. Know instantly when it goes down — before your visitors notice.
One-click plugin install. Auto-verification via REST API. XML-RPC detection, wp-json leak check, readme.html exposure — all built in.
Site down? SSL expiring? Vulnerability found? You'll know instantly via Telegram, email, or Slack. No spam, no false alarms.
WordPress, Laravel, static HTML, Shopify, custom apps — if it has a domain, SiteDef can scan it. No platform lock-in.
Start free. Upgrade when you need more firepower.
No credit card needed
See why teams choose SiteDef for website security
| Feature | SiteDef | Sucuri | Wordfence |
|---|---|---|---|
| Free tier | ✅ Forever | ❌ | ✅ Limited |
| External monitoring | ✅ 30min | ✅ | ❌ Plugin-only |
| Deep pentest | ✅ 100 ports | Limited | ❌ |
| CVE + 0-day detection | ✅ | ❌ | ❌ |
| Telegram alerts | ✅ Native | ❌ | ❌ |
| Fix-it commands | ✅ | ❌ | ❌ |
| Any platform (not just WP) | ✅ | ❌ WP-only | ❌ WP-only |
| Pro annual price | $290 | $299 | $119 |
"Finally, a security tool that doesn't slow down my site. The Telegram alerts are instant — I knew my SSL was expiring before my hosting provider did."
"The Ultima scan found a .git exposure on my staging site that I had completely forgotten about. Would've been a disaster. Worth every penny."
"I manage 40+ client sites. SiteDef's multi-domain dashboard is a lifesaver. One glance and I know exactly which sites need attention."