Top Rated Scripts | PHP | Scripts & Programs | Security Systems

PHPCipher is a complete source code encryption and protection system. An online licensing module allows programmers to easily and transparently restrict their code to specific domains or IP address. PHPCipher now comes with a complete client management and licensing system. Easily distribute and license software, accept payments, setup referrer system, and more!

With the "Backup My Webspace" PHP Script you can back up your entire or only parts of your web space. You will have the option to setup unlimited backup profiles and can run it automatically through a cron job. So setup your backups once and forget it. Furthermore you can choose from 4 backup methods (zip, tar, tar.gz and tar.bz2) and can let the script automatically upload the backup file to an external ftp server after each backup. This script is a must have for every website owner, who do not want to lost all his valuable webspace files. Features: - Option to automatically remove the local file after successful ftp upload. - Setup the number of backup files to keep. - Manage your backup profiles. - Edit your backup profiles, without the need to modify the existing cron job of this profile. - Download or delete your backup files. - Backup status indicator...

This class is a pure PHP implementation of the RSA public key encryption algorithm. It can generate the public and private keys from two prime numbers. The public key should be used to encrypt the data. Only the private key can be used to decrypt the data encrypted with the public key. It has also functionality for digital signature.

Php firewall script scans GET and POST forms for dangerous input characters, this script can be taken more as an example.

phpAuthent is a PHP interface for securing web sites. It handles users and groups management (one user can be assigned to several groups) and provides an API to be easilly integrated into existing websites. It requires MySQL support and PHP >= 4, is fairly simple to setup and integrate. A web based administration allows to easilly manage users (creation, modification, deletion) and groups. Users to groups assignement is as easy as doing 3 clicks.

phpSec is a open-source PHP security library that takes care of the common security tasks a web developer faces.

A virus checking class that is easy to integrate into other scripts. Uses a simple plugin system to add support for different virus checking systems. Ships with support for virus scanners Clam AV, F-Prot, and Vexira as well as external hash lookup sites such as VirusTotal.com and Comodo.

CodeLock allows you to encrypt entire PHP pages,codes,scripts (mixed with HTML and javascript). CodeLock allows you to easily encrypt both PHP and HTML code to protect your pages. This script also encrypts your PHP output so if your PHP script displays results of any kind, it will be encrypted as well. You can have CodeLock setup quickly - be up and running within 5 minutes! Other features include: lock to IP address, password protect, time limit and more... CodeLock is easy to use, easy to set up.

CrawlProtect give you three levels of protection for your website. -First with the help of htaccess rules, Crawlpotect will block code injection attempts, SQL injection attempts, visits coming from crawler known as "Badbots" (crawlers used by hackers), website copier and shell command execution attempts. -The second level, is an easy way to change chmod of your site folders and files; to be sure to have the best setting to block hacking attempts. With one click you can change the chmod of all your files or folders. -The third level is done threw CrawlProtect interface which will alert you if a file or a folder has been modified during the last 7 days. Everything is done threw CrawlProtect interface, no need to have any specific knowledge to use CrawlProtect.

This PHP class inserts a small piece of HTML code into your form - an expression consisting of two random numbers, one text input field for user's answer, and one hidden field with the hashcode. When user submits the form with the answer, the answer is being hashed and compared to the security code that has been submitted as well. This way you can easily protect your forms from the spambots.

When I started my life as a developer, the first set of trouble I ran into was to check the form once it has been submitted.Presented here is a set of functions for a full cycle of basic form checks, use them with some imagination and you will have a powerfull tool to do most of the tasks in checking and securing your form. A new function 'check_text_fields_allowed_symbols' has beed added works simmilar to 'check_text_fields' function.

This is one of the simplest php captcha script.

Attempting to detect spam posts by analyzing the posted words, if they are not "real" words, the post might be spam. Configurable for different languages.

The Goal of our CAPTCHA SCRIPT is to stop spammers, and automated programs or scripts from making post and/or submitting an online form. There are many free tutorials out there on accomplishing this process, ours sets up in 5 minutes or less, and works on Windows or Linux servers without issue. ONLY REQUIREMENTS PHP 4+ and the GD Image Library, this library is very common on every install of PHP ABSOLUTELY no programming knowledge needed. So if it needs to work, and work effectively, and time is of the essence, this script is for you. Our Image Verification uses both letters and numbers against 1 of 4 included background images, making it nearly impossible for any OCR (Optical Character Recognition) software from reading it. Our CAPTCHA Code also randomly shifts the position and "tilt" of each of the characters as well as the color of the characters. Stop Spam Now. Visit our online demo, README file, and detailed description today. PRICE REDUCED

The PHP Firewall Generator is a simple PHP script that generates a firewall script for ipchains based firewalls. The script is created based on configuration rules entered by the user. The aim is to support a rule set similar to those supported by commercial Firewall systems, and have it easy to configure.

phpSecurity is meant to create a web based front end for security tools. Almost complete is a php'd nmap and being started is a php'd firewalk.

Scripthash is a PHP extention which enables you securely hide passwords or execute programs as a different user when using PHP as an Apache Module or as a RedHat RPM. During module initialization a shared memory segment is created and initialised with a randomly generated secret. This segment remains attached across the subsequent forks which create the Apache children and thus the children have access to the secret. The module implements a single function scripthash() which when called returns an MD5 hash of the secret and various attributes of the call. This hash can be used by external programs to securely return privileged information to the caller.

This is a quick and dirty PHP script which, when teamed with a shell script and IPTables, will block the IP of any machine that issues a Code Red worm request. Instructions are provided in the comment section of the script. Requires PHP 4.x, and IPTables support (Linux 2.4.x kernel).

Enter some text to be en/de-crypted, Select en/de-cryption method from the menu, Click "Go!" Then optionally provide a subject, name and email address to send en/de-crypted message.