Some Wordpress plugins are often updated, which is good think. Plugins that are updated are 100% compatible with last Wordpress version and they also are the most secure possible. A plugin that has not been updated for a long time might not work with last Wordpress version and might create a security breach for you website.
This plugin helps you to integrate Google services (Analytics, Webmaster Tools, etc.) with Your Blog.
The fastest cache engine for WordPress, that produces cache of database queries with easy configuration - now with bugs fixed.
Subscribe to Comments plugin has "subscribe without commenting" form, but you must edit your template to insert it.
This plugin locks user account after given number of incorrect login attempts. This makes brute force and dictionary attacks nearly impossible.
Add additional contact info fields to the user profile page and/or disable the instant messager fields.
The Import Users to MailChimp allows you to quickly and easily import all existing users…
Jax Contact form with captcha is simple plugin for your WordPress blog that enables you to have a contact form with the reCAPTCHA validation field.