Best anti-hacking plugins for WordPress
The most popular anti-hacking plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Injection Guard leads with 1K+ active installs, ahead of Kratos Anti Spam (10+). All 2 plugins tagged “anti-hacking” are below, with figures from WordPress.org that update every day.
Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.
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Top 2 anti-hacking plugins
- 1.
Injection GuardThe most installed anti-hacking plugin, with 1K+ active installs. Rated 5.0 from 5 reviews, updated 1 week ago.
- 2.
Kratos Anti Spam10+ active installs. No reviews yet, last updated 11 years ago. Tested only up to WordPress 4.3.34.
All 2 plugins tagged “anti-hacking”
Injection Guard
Down in the last 7 days:2#6,330by Fahad Mahmood8 days ago
Blocks malicious and unknown query-string requests, detects injection attempts, and audits user capabilities and sessions.
- Installs
- 1K+
- Rating
- 5.0(5)
- Downloads
- 36/day
Kratos Anti Spam
#32,843by softpill.eu11 years ago
Stop SPAM! Stop HAKING! No annoying CAPTCHA for your users! As simple as that!
- Installs
- 10+
- Rating
- –
- Downloads
- 1/day