-WordFence is now one of the most best free plugin to maintain the security for WordPress
-WordFence can protect your site in such attack as: Local Hack, XSS, SQL Injection, etc.
-WordFence support to enable 2 Layer Security for account password like Google account
-WordFence can help to scan for malware in your site code
–You can use WordFence together with iThemes Security to enhance your site security
Here are basic WordFence features:
-They use the Falcon Engine Technology to create cache. If you use this cache, you need to disable all other cache modules using
-Auto lock suspected IP. For example, when such IPs attack a site that using WordFence, these IPs will automatically locked to all site that using WordFence
-Scan for security leak in the site
-Define a password standard and force all users to follow
-Scan and compare your WordPress code to original code, notification will be sent to admin if any suspected codes found
-Set policy to protect site from attack
-Monitoring the changes of files in host
-Scan for malware as: R57, RootShell, Crystal Shell, Matamu, Cybershell, W4cking, Sniper, Predator, Jackal, Phantasma, GFS, Dive, Dx, etc.
-Search if any pages in your site are banned by Google
-Detect 404 errors and notify to admin