cryptography Examples and Free Source Code

Verify Signature with a base64 public key NID_secp384r1 with openSSL...

c++openssl cryptography ecdsa

How can I generate a cryptographically secure pseudorandom number in C#?...

c#cryptography

Is there a reason this is wrong?...

c++encryption cryptography public-key-encryption

How can I generate a cryptographically secure pseudo-random number in Javascript?...

javascript cryptography

base58 decoding & storing big numbers?...

c cryptography decode largenumber base58

How to securely generate an IV for AES CBC Encryption?...

php vector cryptography openssl

Is NodeJS crypto dependent on the user's system?...

node.js encryption cryptography

AES decryption gives extra zeros in the result...

java encryption cryptography aes

How to verify a RSA signature generated from react native lib in php...

php react-native cryptography rsa

Change character in matrix - ADFGVX Cipher...

python cryptography

RNG Distribution with multiple instances...

c#asp.net .net random cryptography

Are there any security vulnerabilities in this PHP code?...

php security hash cryptography sql-injection

Verifying signature created using OpenSSL with BearSSL...

c openssl cryptography ecdsa

Android google play console error APK TRANSMIT USER DATA UNSECURELY...

android cryptography google-play google-play-console

decode base64url as uint8array...

encoding jwt cryptography digital-signature uint8array

Python ECDSA failing to verify signature...

python cryptography bitcoin ecdsa

ES256 JWT validation - SignatureException: invalid encoding for signature: java.io.IOException: Sequ...

java jwt cryptography elliptic-curve java-security

Digital signature for a file using openssl...

cryptography openssl rsa

Issue creating password digest for Amadeus SOAP API...

node.js soap hash cryptography amadeus

How to verify RSA signatures in ReactJS?...

javascript reactjs cryptography rsa

System.Security.Cryptography.Algorithms dll in .net 4.8...

c#cryptography .net-4.8

sha512 implementation c++ (made for learning purposes) doesn't generate temp1 value but gives a ...

c++loops cryptography sha512 hexdump

Can't change the keystore format...

java encryption cryptography keystore keytool

The input data is not a complete block for CFB mode AES-128 encryption C#...

c#.net cryptography aes

Secure protocol for decrypting sensitive data in server...

security cryptography protocols

Can two different strings generate the same MD5 hash code?...

hash cryptography md5 hash-collision

SecureRandom.getInstance("SHA1PRNG", "SUN") always blocking while new SecureRand...

java cryptography

From base64-encoded public key in DER format to COSE key, in Python...

python cryptography asn.1 der cbor

Failed to compile with secp256k1 library...

c cryptography bitcoin secp256k1

Implement the function fast modular exponentiation...

python cryptography