Test vectors TEA
Read first: TEA block cipher implement in PHP and Javascript We provide some test vectors for TEA: Here is the code we use: Function strToHex
Category: PHP
TEA block cipher implement in PHP and Javascript
In cryptography, the Tiny Encryption Algorithm (TEA) is a block cipher notable for its simplicity of description and implementation, typically a few lines of code.…
Spritz stream cipher implement in PHP and Javascript
Ron Rivest and Jacob Schuldt have proposed replacing RC4 with an improved and slightly modified version dubbed Spritz. The value w, is relatively prime to…
RC4+ stream cipher implement in PHP and Javascript
RC4+ is a modified version of RC4 with a more complex three-phase key schedule (taking about 3× as long as RC4, or the same as…
VMPC stream cipher implement in PHP and Javascript
VMPC (Variably Modified Permutation Composition) is a stream cipher similar to the well known and popular cipher RC4 designed by Ron Rivest. It was designed…
RC4A cipher implement in PHP and Javascript
RC4A is one of RC4 variants. Souradyuti Paul and Bart Preneel have proposed an RC4 variant, which they call RC4A. We provide some function implement…
RC4 implementation in PHP and Javascript
In cryptography, RC4 (Rivest Cipher 4 also known as ARC4 or ARCFOUR meaning Alleged RC4, see below) is a stream cipher. We provide some function…
PHP: how to convert ip address to binary string or hex string
With pure PHP, you can convert an IPv4 address to long with the function ip2long, but how to convert an Ipv6 address to long. You…
PHP function ord of unicode character
PHP have function ord to find ASCII value of character. But PHP don’t support a function to find this value of unicode character. Now, we…
PHP: Google translate token
Example: Result: Explain 1: view-source:https://translate.google.com/ you will see: The value of TKK is change, but i can be a fixed value like ‘406398.2087938574’ Explain 2:…