I want to encrypt the files with a key before uploading them to Firebase storage and then decrypt...
I'm trying to understand if a custom criptography library is working fine or not. The library is...
Hi Crypto experts out there, are there any best practices around distributing an ecnrypted package...
I am getting the following error message when I convert from .net 4.5 to .net core 2. The code is...
i just have a quick question on this bit of code i have here on the Cryptopals Challenges, using...
I'm trying to decrypt a password-encrypted private key in Java, and I've come across this previous...
I want to do a inverse operation on a mpz_t type number. I see we have int mpz_invert (mpz_t rop,...
I get a aes-256-cbc cipher text from a php code and want to decrypt in java. following is the php...
Here, i have created private key by some dummy prvData, then created 2 dummy data objects and...
Docs never really mention why CryptoStream should be used instead of TransformBlock and...
I've some question on the ECPoint calculations within the Bouncy Castle library. What does the...
Suppose, we have designed a new RSA algorithm with: new phi formula phi(55)= 55 product of...
In a RFC 3161 Timestamp Token, How can I convert the certHash of the ESSCertID into a x509SKI? For...
This question already has an answer here: Is there a limit for RSA key...
I'm failry new to cryptography and programming as a whole ( mabey a few months) and i started the...
How to get a VAPID publicKey from subcription? Is there a some cryptographic method to get it? For...
I'm trying to figure out the most simple way to digitally sign a string of hex values using a...
I have official test vectors (FIPS 186-4...
I am currently developping a voting system based on cryptographic primitives such as Identity Based...
this is my first post. I'm making a bot that can gmail me if the price of btc fluctuate...
i have a question, i just practice C & OpenSSL recently & notice this is the common way to...
I'm trying to use an application external to SQL Server to decrypt data (that I've) encrypted in...
After a 4th char, my program crashes, returning this error: Index was outside the bounds of the...
Problem I've been trying to build a fairly large python application into an executable for...
I am trying to use the low level message functions to create a CAdES-BES compliant signature. The...
A user run my application in Android Pie, he got the crash.There was fix for Android N (fix from...
I am getting different results for conversion of float to int in my Hill Cipher code (during...
I'm working through the wiki on RSA blind signatures. Here are my methods as I understand them,...
I have been working in digital signatures in our apps and I have used the low crypto API...
I am developing a REST service that interacts with a private Ethereum blockhain network. First, I...