Solid Security Pro — WordPress Security Plugin

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Solid Security Pro (formerly iThemes Security) is the hardening-first security suite from the SolidWP/StellarWP stack: brute-force protection networked across its user base, two-factor authentication, password policies, vulnerability scanning against a maintained database, file-change detection, and the security checklist that made iThemes the guided-hardening standard. Its position versus malware-centric competitors is structural: Solid covers breadth — login, users, passwords, updates, file integrity — while malware cleaning happens through its Scan module and pairing with backup tools. Against guided hardening, Solid has the more polished interface and version management; against Cerber Security Pro, it’s broader where Cerber is deeper on access control.

The 9.4.x line reflects the StellarWP modernization: continuous improvement of the vulnerability database, Site Scan features, and dashboard reporting — the plugin consolidating its position as the hardening baseline for the SolidWP ecosystem (Kadence, The Events Calendar, Restrict Content Pro).

Competitive Features

  • Brute-force network protection — attack data shared across Solid’s user base
  • Two-factor authentication — TOTP, push, and email methods
  • Password policies — enforced strength and expiration per role
  • Vulnerability scanning — plugin/theme checks against Solid’s database
  • File change detection — core, plugin, and theme modification alerts
  • Security checklist — guided hardening with pass/fail indicators
  • Version management — automatic updates controlled per plugin

Key Features

  • Login security — lockouts, CAPTCHA, hide-login options
  • Database backups (Pro) — scheduled database-only backups
  • Malware Scan (Pro) — site scanning with reporting
  • User security — idle logout, strong password enforcement
  • 404 detection — scanner-behavior blocking
  • Security reports — scheduled email status digests
  • Multisite support — network-wide management

Comparison with Competitors

Solid Security Pro vs All In One WP Security Pro

Aspect Solid Security Pro All In One WP Security Pro
Interface Modern, StellarWP standard Functional, denser
Malware scanning Via Scan module (Pro) Built in
Password policy Yes Limited
Version management Yes No
Checklist UX Guided, modern Traffic-light
Ecosystem SolidWP stack (Kadence, Events Calendar) Standalone

Bottom line: AIOWPS includes built-in malware scanning and the traffic-light audit for free-tier friendliness; Solid Security Pro wins on interface modernity, password policies, version management, and the StellarWP ecosystem integration. Both are hardening-first rather than malware-removal-first.

Solid Security Pro vs Cerber Security Pro

Aspect Solid Security Pro Cerber Security Pro
Malware scanning Via Scan module Built in (file + DB)
Access control depth Role-based standard Per-page admin granularity
IP reputation network Solid network Cerber global DB
Password policy Yes No
Traffic monitoring Basic Traffic inspector

Bottom line: Cerber goes deep on access control and malware scanning in-plugin; Solid covers the broader hardening surface with password policy and version management. Cerber for depth, Solid for breadth and ecosystem.

Recommended Stack — hardening pairs with backups: combine Solid Security Pro with scheduled backup routine — both StellarWP products — for protection plus recovery in one support relationship.

Official Changelog

Version 9.4.4

Release Date: August 25, 2026

  • Feature release: vulnerability database updates and dashboard refinements.

Version 9.4.0

Release Date: July 20, 2026

  • Feature release: Site Scan improvements and hardening additions.

Version 9.3.4

Release Date: June 12, 2026

  • Maintenance release: security hardening and stability fixes.

Frequently Asked Questions

What changed when iThemes Security became Solid Security?

Brand and ecosystem: iThemes rebranded to SolidWP (StellarWP), and the plugin became Solid Security with the same codebase continuing under the new name — the StellarWP stack including Kadence, The Events Calendar, and Restrict Content Pro.

Does it include malware cleanup?

The Scan module (Pro) detects malware and suspicious files with reporting and guidance — but Solid is hardening-first rather than an automated cleaner. Pair it with a malware specialist or backups for full recovery coverage.

How does the brute-force protection work?

Login attempts filter through Solid’s network — attack patterns seen across its user base protect all sites in the network, with lockouts and CAPTCHA enforcement locally configurable.

Is two-factor authentication included?

Yes — TOTP authenticator apps, push methods, and email 2FA across the Pro feature set, with per-role enforcement.

How is it different from Cerber Security?

Breadth versus depth. Solid covers password policy, version management, and the full hardening surface with a modern interface; Cerber goes deep on access control granularity and in-plugin malware scanning. Ecosystem (StellarWP) versus specialist depth decides.

Rating★★★★★ 4.5/5
Version9.4.4
PriceFree
Tested up toWP 6.7+

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