Head-to-head · October 2026
Security Optimizer vs Yubikey
Security Optimizer comes out ahead, winning 6 of 7 head-to-head checks against Yubikey.
Security Optimizer
Bulletproof your website security in a few clicks against a range of security breaches, including brute-force…
Yubikey
This plugin dramatically enhances the security of your WordPress website by adding Multi Factor…
| Metric | Security Optimizer | Yubikey |
|---|---|---|
| Active installs | 1M+ | 40+ |
| Downloads (30 days) | 98.8K | 87 |
| Download trend | -94.1% | +50% |
| Rating | 4.5/5 | 5/5 |
| Reviews | 157 | 1 |
| Health score | 96/100 | 40/100 |
| Last updated | 29 minutes ago | 1 year ago |
| Tested up to | WP 7.1.3 | WP 6.8.11 |
| Support resolved | 100% | — |
| Requires PHP | 7.0+ | Any |
| First released | May 2021 | May 2008 |
Daily downloads, last 90 days
Security OptimizerYubikey
Choose Security Optimizer if…
You care most about active installs, downloads (30 days) and reviews.
- One of the most-used plugins on the web — 1M+ active sites
- Loved by users — 4.5/5 from 157 reviews
- Actively developed — last update 29 minutes ago
- Tested with the latest WordPress (7.1)
Choose Yubikey if…
You care most about download trend.
- Small user base (40+ active installs)
- Very few reviews so far
- No update in over a year
- Only tested up to WordPress 6.8 (latest is 7.1)
FAQ
Security Optimizer vs Yubikey: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 14, 2026
Which is better, Security Optimizer or Yubikey?
Security Optimizer comes out ahead, winning 6 of 7 head-to-head checks against Yubikey. Choose Security Optimizer if you care most about active installs, downloads (30 days) and reviews. Choose Yubikey if you care most about download trend.
Is Security Optimizer more popular than Yubikey?
Security Optimizer is the more popular of the two with 1M+ active installs, compared with 40+ for Yubikey.
Can I use Security Optimizer and Yubikey together?
Both plugins cover login and security, so most sites only need one. Running two plugins that do the same job can cause conflicts and slow your site down — pick the one that fits best and remove the other.
Are Security Optimizer and Yubikey free?
Yes. Both are free to download from the official WordPress.org plugin directory. Either may also offer paid upgrades from its developer.
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