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Security Optimizer – The All-In-One Protection Plugin v1.6.8

Secure your WordPress site from brute-force attacks, threats, malware, and bots. Free to use and easy to set up.

Plugin Auditor is an independent service and is not affiliated with, endorsed by, or sponsored by Security Optimizer or its developer. Disclaimer.

  • Audit coverage Not yet audited newest version pending
  • On Plugin Auditor since Aug 31, 2026
  • Last audited Aug 31, 2026

Compatibility & requirements

The PHP and WordPress versions this plugin needs, and how current its version support is.

  • Requires PHP 7.0+
  • Requires WordPress 4.7+
  • Tested up to WP 7.0 WP 7.1.3 is current
  • Version adoption 94% run the current version

Audit scores by category

125 checks

How this plugin scores across the six areas we audit, from security to accessibility.

  • 78 Passed
  • 37 Warnings
  • 10 Failed
Security 59/100
Needs Improvement

22 of 37 checks passed.

Code Quality 67/100
Needs Improvement

41 of 61 checks passed.

Performance 50/100
Needs Improvement

6 of 12 checks passed.

Compatibility 67/100
Needs Improvement

4 of 6 checks passed.

Privacy 33/100
Poor

1 of 3 checks passed.

Accessibility 67/100
Needs Improvement

4 of 6 checks passed.

Code footprint

How much code ships in this plugin, and the file types that make it up.

View in detail

ZIP file size

1.1 MB

2.2 MB unzipped

Total files

365

across all file types

Lines of PHP

13,476

in 92 files Medium

File types

  • PHP
  • SVG
  • MD
  • JSON
  • Other

Top issues

The most important findings from the latest audit, ordered by severity.

  • 0 Critical
  • 87 High
  • 102 Medium
  • 118 Low

This is a preview of notable findings. Full file-level results, line numbers and code context are in the scan.

View full report

How scores changed across versions

Across 14 audited versions of Security Optimizer – The All-In-One Protection Plugin, Code Quality improved the most (+3). No category regressed over this span. The codebase grew 4% in size.

Audited 1.5.2 → 1.6.5 · 14 versions

0 50 100 1.5.2 1.6.5

How issues changed across versions

Findings by severity for each audited version, so you can see which issues were fixed over time.

0 210 420 1.5.2 1.6.5

Download momentum

How fast this plugin is being installed lately, and whether that pace is rising or slowing.

Last 7 days

19,101

downloads

Today

1,412

downloads

Week over week

−10%

vs previous week

Month over month

−97%

vs previous month

Download trend: Declining. Abandonment risk: None.

Version intelligence

5.6% of installs run an older version

≈ 55.7K+ sites on a lower-scoring version.

  • Other
  • v1.6

Ratings

156 ratings on WordPress.org

  • 5 131
  • 4 5
  • 3 4
  • 2 3
  • 1 13

Support: 2 / 3 threads resolved in the last two months

Maintenance & history

How actively this plugin is kept up, from its last update to its release history.

Last updated

This month

Jul 9, 2026

Actively maintained

Release cadence

~ every 35 days

average between releases

Total releases

14

since Jul 2024 · 2 yrs

Contributors & developers

The people credited with building and maintaining this plugin.

Running Security Optimizer in Your Site?

Our latest audit of Security Optimizer v1.6.8 flagged 307 issues. Scan your own copy to see each one with its exact file, line number, and a recommended fix.

Security Optimizer and its trademarks are used only to identify the plugin analyzed and remain the property of their owners. This is an independent Plugin Auditor audit, not affiliated with, sponsored by, or endorsed by the plugin's developer. Metadata may come from WordPress.org; scores, findings, classifications, and visualizations are independently generated by Plugin Auditor. Full disclaimer.