php Programming Glossary: encryption

Best way to use PHP to encrypt and decrypt passwords? [duplicate]

http://stackoverflow.com/questions/1289061/best-way-to-use-php-to-encrypt-and-decrypt-passwords

decrypt passwords duplicate Possible Duplicate PHP 2 way encryption I need to store passwords that can be retrieved I plan to store.. it later when the value is reinputed Any suggestions php encryption mcrypt decrypt scramble share improve this question You..

How can I store my users' passwords safely?

http://stackoverflow.com/questions/1581610/how-can-i-store-my-users-passwords-safely

#header Location . echo Hello _SESSION id php security encryption passwords salt share improve this question The easiest way..

Secure hash and salt for PHP passwords

http://stackoverflow.com/questions/401656/secure-hash-and-salt-for-php-passwords

using salt. I'm using PHP. I want a safe and fast password encryption system. Hashing a password a million times may be safer but..

How do you use bcrypt for hashing passwords in PHP?

http://stackoverflow.com/questions/4795385/how-do-you-use-bcrypt-for-hashing-passwords-in-php

offer any such functions Wikipedia babbles about a file encryption utility and Web searches just reveal a few implementations of.. the Eksblowfish algorithm to hash passwords. While the encryption phase of Eksblowfish and Blowfish are exactly the same the key..

PHP 2-way encryption: I need to store passwords that can be retrieved

http://stackoverflow.com/questions/5089841/php-2-way-encryption-i-need-to-store-passwords-that-can-be-retrieved

2 way encryption I need to store passwords that can be retrieved I am creating.. and decrypted What do I need to be aware of php security encryption passwords share improve this question Personally I would.. etc . If it gets out the attacker can eventually crack the encryption no encryption is 100 un reversible without the key As @NullUserException..

What is the best way to stop people hacking the PHP-based highscore table of a Flash game

http://stackoverflow.com/questions/73947/what-is-the-best-way-to-stop-people-hacking-the-php-based-highscore-table-of-a-f

replaying moves etc. What I really need is the strongest encryption possible in Flash PHP and a way to prevent people calling the.. mikechambers as3corelib which I think I can use for the encryption. Not sure this will get me around CheatEngine though. I need.. operation that touches that value oh look the high score encryption code . With the session key the attacker doesn't even have to..

How to encrypt/decrypt data in php?

http://stackoverflow.com/questions/10916284/how-to-encrypt-decrypt-data-in-php

depend on the cipher and mode used more about this later. Encryption Cipher and mode Choosing the best encryption cipher and mode.. 32 bytes and the initialisation vector size is 16 bytes. Encryption key A good encryption key is a binary blob that's generated..

PHP Source Encryption - Effectiveness and Disadvantages

http://stackoverflow.com/questions/1551463/php-source-encryption-effectiveness-and-disadvantages

Source Encryption Effectiveness and Disadvantages I have some PHP source code.. encryption obfuscation share improve this question Encryption or encoder schemes try to hide your code as an encrypted file...

PHP Mcrypt - Encrypting / Decrypting file

http://stackoverflow.com/questions/2448256/php-mcrypt-encrypting-decrypting-file

here to try and accomplish this http www.itnewb.com v PHP Encryption Decryption Using the MCrypt Library libmcrypt The encryption.. may guide you on writing your own version of it. php class Encryption const CYPHER MCRYPT_RIJNDAEL_256 const MODE MCRYPT_MODE_CBC.. crypttext return trim plaintext Usage encrypted_string Encryption encrypt 'this is a test' 鱉鬚鷰c臘1藩4g簾 X 瓊 decrypted_string Encryption..

RSA Encrypt in PHP to decrypt in .NET

http://stackoverflow.com/questions/2608541/rsa-encrypt-in-php-to-decrypt-in-net

rsa loadKey file_get_contents 'privatekey.txt' rsa setEncryptionMode CRYPT_RSA_ENCRYPTION_PKCS1 echo rsa decrypt file_get_contents.. echo rsa decrypt file_get_contents 'ciphertext.txt' Encryption with PKCS#1 padding php include 'Crypt RSA.php' rsa new Crypt_RSA.. 'privatekey.txt' rsa loadKey rsa getPublicKey rsa setEncryptionMode CRYPT_RSA_ENCRYPTION_PKCS1 echo rsa encrypt '1234567890'..

Rewrite Rijndael 256 C# Encryption Code in PHP

http://stackoverflow.com/questions/3505453/rewrite-rijndael-256-c-sharp-encryption-code-in-php

Rijndael 256 C# Encryption Code in PHP I have an encryption decryption algorithm written..

Secure hash and salt for PHP passwords

http://stackoverflow.com/questions/401656/secure-hash-and-salt-for-php-passwords

the difference between SHA and MD5 in PHP Simple Password Encryption Secure methods of storing keys passwords for asp.net How would..

DES Encryption in PHP and C#

http://stackoverflow.com/questions/4251289/des-encryption-in-php-and-c-sharp

Encryption in PHP and C# I'm trying to achive the same DES encription..

PHP 2-way encryption: I need to store passwords that can be retrieved

http://stackoverflow.com/questions/5089841/php-2-way-encryption-i-need-to-store-passwords-that-can-be-retrieved

Vector Does HMAC verification of source data class Encryption @var string cipher The mcrypt cipher to use for this instance.. return false return substr data 0 1 last Usage e new Encryption MCRYPT_BlOWFISH MCRYPT_MODE_CBC encryptedData e encrypt data.. encryptedData e encrypt data 'key' Then to decrypt e2 new Encryption MCRYPT_BlOWFISH MCRYPT_MODE_CBC data e2 decrypt encryptedData..

Alternative to SSL - “Manual” Encryption?

http://stackoverflow.com/questions/6658557/alternative-to-ssl-manual-encryption

to SSL &ldquo Manual&rdquo Encryption I would like to encrypt data that travels back and forth between..

openssl_digest vs hash vs hash_hmac? Difference between SALT & HMAC?

http://stackoverflow.com/questions/8952807/openssl-digest-vs-hash-vs-hash-hmac-difference-between-salt-hmac

As explained in Fundamental Difference Between Hashing and Encryption that's not a good idea. So why not just feed back the password..

PHP, Simplest Two Way Encryption [closed]

http://stackoverflow.com/questions/9262109/php-simplest-two-way-encryption

Simplest Two Way Encryption closed What is the simplest way of doing two way encryption..