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	All class groups	>	Security (190)	>	Top rated classes

Security

Security protection and attack detection.

Top 3 best rated classes of Security group

Rank	Class	Author	Rating
35	Math Guard CAPTCHA validation using math expressions	m	`76.67%`
123	Spambot Trap Deluxe Generate pages with spam trap e-mail address links	Peter Shaw	`72.50%`
150	VeriWord A PHP CAPTCHA System	Huda M Elmatsani	`71.62%`

See all top rated classes of Security group

	1 - 20		21 - 40		41 - 60		61 - 80		81 - 100		101 - 120		121 - 140		141 - 160		161 - 180		181 - 190

	Bot recognizer and dispatcher

PHP Programming Innovation award nominee

October 2009
Number 2

Prize: One downloadable copy of PhpED Professional

Author: Alexander Selifonov <e-mail contact>

Recognize and handle Web robot by IP or user agent

There are not enough user ratings to display for this class.

	CAPTCHA Arg

Author: Javier <e-mail contact>

Display and validate text in CAPTCHA images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`58.3%`	`58.3%`	`-`	`-`	`-`	`-`	`35.0%`	2183
Month:	Not yet rated by the users

	CAPTCHA by Anchal

Author: workonphp <e-mail contact>

Generate and validate CAPTCHA images

Not yet rated by the users

	CAPTCHA Code

Author: majid ramzani <e-mail contact>

Generate random text images for CAPTCHA validation

Not yet rated by the users

	CAPTCHA Creator

Author: subash <e-mail contact>

Create images from CAPTCHA validation

Not yet rated by the users

	CAPTCHA Generator

Author: Pastor Bones <e-mail contact>

Generate an image for CAPTCHA validation

There are not enough user ratings to display for this class.

	Captcha Numbers

Author: Hadar Porat <e-mail contact>

Generate CAPTCHA validation images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`71.9%`	`81.2%`	`71.9%`	`81.2%`	`-`	`-`	`59.4%`	886
Month:	Not yet rated by the users

	Captcha Numbers V2.1

Author: Albert Demeter <e-mail contact>

Generate CAPTCHA validation images

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`85.0%`	`90.0%`	`77.5%`	`87.5%`	`-`	`-`	`68.0%`	306
Month:	Not yet rated by the users

	CAPTCHA Simple

Author: d3javu <e-mail contact>

Generate CAPTCHA validation images

Not yet rated by the users

	Captcha to download

Author: Zehair <e-mail contact>

Show and check CAPTCHA images to protect downloads

There are not enough user ratings to display for this class.

	CAPTCHA X

Author: Ondrej Maly <e-mail contact>

Image based CAPTCHA validation

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`76.7%`	`76.7%`	`80.0%`	`75.0%`	`-`	`-`	`61.5%`	746
Month:	Not yet rated by the users

	captchaCOLA

Author: ASY <e-mail contact>

Show images for CAPTCHA validation with pictograms

There are not enough user ratings to display for this class.

	Captchazo

Author: José Manuel Carnero <e-mail contact>

Validate users with image or text based CAPTCHA

Not yet rated by the users

	cCaptcha

Author: Archzilon Eshun-Davies <e-mail contact>

Generate CAPTCHA images and validate its text

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`37.5%`	`50.0%`	`-`	`43.8%`	`-`	`-`	`28.1%`	2271
Month:	Not yet rated by the users

	Cell CAPTCHA

Author: Kevin Mat <e-mail contact>

Generate and validate CAPTCHA created with divs

There are not enough user ratings to display for this class.

	Checksum

Author: Tom Schaefer <e-mail contact>

Compute checksums of values passed by link URLs

There are not enough user ratings to display for this class.

	Class CAPTCHA

Author: Lukasz Socha <e-mail contact>

Generate image with text for CAPTCHA validation

There are not enough user ratings to display for this class.

	class_sql_inject

Author: MARY Matthieu <e-mail contact>

Detect attempts to perform SQL injection attacks

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`63.5%`	`57.7%`	`-`	`46.2%`	`-`	`-`	`42.1%`	1961
Month:	Not yet rated by the users

	clsCookie

Author: Ronald Zeus <e-mail contact>

Pass values between pages using encrypted cookies

Ratings	Utility	Consistency	Documentation	Examples	Tests	Videos	Overall	Rank
All time:	`62.5%`	`75.0%`	`65.0%`	`57.5%`	`-`	`-`	`51.0%`	1467
Month:	Not yet rated by the users