WP-reCAPTCHA wordpress plugin

reCAPTCHA is an anti-spam technology from Google.One of the best anti spam plugin for wordpress. It uses a captcha to prevent comment, registration, and email spam.

To add reCAPTCHA to your WordPress blog

1. Download reCAPTCHA WordPress plugin from this link.

2. Unzip and upload the recaptcha folder into your WordPress wp-content/plugins directory.

3. Login to wp-admin. In your admin dashboard click plugins and activate the WP-reCAPTCHA wordpress plugin.

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5 Best free windows firewalls

A firewall is designed to block unauthorized access while permitting authorized communications. It is a software which is configured to permit or deny computer applications based upon a set of rules and other criteria.

COMODO Free Personal Firewall

Comodo free personal firewall is  one of the best and popular free firewall software in the market.It also offer free internet security suite (free antivirus + free firewall).Its installation is easy.Comodo firewall send alerts and updates automatically.And it has the most iportant feature called Default Deny Protection.

ZoneAlarm Free Firewall

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