Top "Encryption-symmetric" questions

A type of encryption where the same key is used to encrypt and decrypt the message.

How do you Encrypt and Decrypt a PHP String?

What I mean is: Original String + Salt or Key --> Encrypted String Encrypted String + Salt or Key --> …

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Simplest two-way encryption using PHP

What is the simplest way of doing two way encryption in common PHP installs? I need to be able to …

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PHP AES encrypt / decrypt

I found an example for en/decoding strings in PHP. At first it looks very good but it wont work :…

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How to encrypt/decrypt data in php?

I'm currently a student and I'm studying PHP, I'm trying to make a simple encrypt/decrypt of data in PHP. …

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Really simple encryption with C# and SymmetricAlgorithm

I'm looking for a very simple crypt / decrypt method. I will be using always the same static key. I'm aware …

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AES-256 encryption in PHP

I need a PHP function, AES256_encode($dataToEcrypt) to encrypt the $data into AES-256 and another one AES256_decode($encryptedData) …

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Differences Between Rijndael and AES

I'm investigating encryption algorithms - can someone give me a quick rundown of the differences between Rijndael and AES?

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Illegal Block Size Exception Input length must be multiple of 16 when decrypting with padded cipher

In my application I am encrypting and decrypting data using secretKey. For that I am using AES algorithm. But I …

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Encryption and decryption with private key in Java

After I have read articles about Cryptography(Symmetric and Asymmetric) methods.Many articles are telling that Private key is used …

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Simple Encryption in Ruby without external gems

I need a simple encryption for some text strings. I want to create coupon codes and make them look cool …

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