C# C# Encryption Examples

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C# Encryption Examples

Encrypt File to .p7m


Decrypt a .p7m (PKCS7) File


Sign a File to Create a .p7s File


Verify .p7s and Extract Original File


Quoted-Printable Encode/Decode a String


Base64 Encode/Decode a String


Hash Algorithms: SHA-1, HAVAL, MD2, MD5, SHA-256, SHA-384, SHA-512


String Compression


SHA-1 Hash a String (XML Document)


MD5 Hash a String


Sign a File to Create a .p7m File


Sign with .pfx to create .p7s, Verify with .cer


ARC4 Encryption (ARCFOUR)


Encrypting/decrypting a data stream.


Generate Psuedo-Random Data using ARC4 as a PRNG


HMAC MD5 to Match RFC 2022 Test Vectors


HMAC SHA-1 to Match RFC 2022 Test Vectors


ASCII / ANSI Secret Key in Symmetric Encryption


Create .p7s Signature with HSM / Smartcard


File Encryption / Decryption


3DES Encryption (Triple-DES, 168-bit, TDEA, TDES)


Hash File: SHA-1, HAVAL, MD2, MD5, SHA-256, SHA-384, SHA-512


Re-Encode a String (Hex, Base64, URL, etc)


EncryptEncoded: Decode-->Encrypt Bytes-->Encode


AES Encryption


Blowfish Encryption, ECB, CBC, CFB modes


3DES Encryption, ECB, CBC modes


56-bit DES Encryption, ECB, CBC modes


Twofish Encryption - 128-bit, 192-bit, 256-bit


RC2 Encryption and Decryption


ARC4 Encryption (ARCFOUR)


Generate Secret Key from Password


AES Encryption to Match PHP's Mcrypt Extension


Blowfish Encryption to Match PHP's Mcrypt Extension


3DES Test Vector


2-Key Triple DES


HMAC SHA1 for Amazon S3


Calculate MD5 Hash of File (or SHA-1, and other hash algorithms)


Encrypt URL Query Parameters


Re-Encode (How to convert encodings)


PBKDF1 - Derive Key from Password


PBKDF2 - Derive Key from Password


PBES1 Password-Based Encryption (PBE)


PBES2 Password-Based Encryption (PBE)


MD4 Hash a String


RIPEMD Hash a String


Match MySQL AES_ENCRYPT Function


AES String Encryption


112-bit 3DES Encryption


HMAC SHA-1 Matching FIPS Examples


Duplicate Java's PBEWithMD5AndDES


Decrypt P7M using PFX to get MIME


UU Encoding and Decoding


Sign a File to Create a .p7m File (using a PFX)


Sign a File to Create a .p7s (Detached Signature)


Encrypt File to PKCS7 .p7m


URL Signing for Google Maps API


Extract a File from a .p7m (PKCS7 Signed-Data)


Encrypt a File using 128-bit Rijndael (AES)


Blowfish Encrypt a Byte Array


Encrypt String to URL-Encoded Encrypted String


Encrypt Bytes to Base64-Encoded Encrypted String


Simple Base64 Conversion


Hexidecimalize a String


URL-Encode a String


Base64 Decode a String


URL Decode a String


Hex Decode a String


SHA-1 Hash Byte Array to String


MD5 Hash a String to a Base64, Hex, or URL-Encoded String


MD2 Hash a String to a Base64, Hex, or URL-Encoded String


Haval Hash a String to a Base64, Hex, or URL-Encoded String


BZIP2 Compress Byte Array to Base64-Encoded Compressed String


BZIP2 Compress + AES Encrypt + Base64-Encode


3DES Public-Key Encryption using Digital Certificates


AES Compress and Encrypt


256-bit AES Encrypt to a Hex String


C# Blowfish CBC Encryption to Match Published Test Vectors


C# Blowfish ECB Encryption to Match Published Test Vectors


OMA DRM: Create DCF


OMA DRM: Read DCF


C# AES String-to-String Encryption


Match Java JCE AES Encryption Results (ECB mode)


Match Java JCE AES CBC Encryption Results

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