InLevel Up CodingbyMikayel Dadayan·May 13Encrypting a Large Amount of Data with AWS KMS and Node.jsFrom memory-exploding synchronous calls to worker-thread stream pipelines: a practical journey through three architectures and their hidden…
Bagazin, Dela Cerna, Pelayo·Apr 25The Note That Started EverythingHow a folded piece of paper taught us why RSA-OAEP exists
InGenusofTechnologybyrajni singh·Mar 6Computing on Ciphertext: Homomorphic Encryption for Real-World AIFrom mathematical foundations to production deployment — how HE reshapes privacy in the age of LLMs and autonomous agents
Offisong Emmanuel·Dec 12, 2025A guide to understanding Cipher StreamsWhen building Go applications that need encryption, many developers first think of block ciphers like AES. But stream-based encryption…
Maksim Mokeev·Nov 12, 2025lice, Bob, and the Anatomy of a Digital SecretYou’ve sent a private message, entered a password, or made an online purchase. In that fleeting moment, you placed your trust in an…
Player·Jul 25, 2025Cipher’s_Secret_Message (Writeup)A ciphered secret message is recovered from an old system; can we decode it?
Bridget·Jul 15, 2025MetaCTF 2024: Wheel of timeSolving the ‘Wheel of Time’ challenge from MetaCTF 2024 using both manual and scripted approaches to decode a rotating substitution…
InCaratLane InsiderbyCaratLane Insider·Feb 7, 2025The First Message: A Message from the Past 📜Secrets are not lost. They are hidden — waiting to be uncovered by those who seek them
Yetkin Degirmenci·May 20, 2024Let’s play with Nim; The substitution cipherA substitution cipher is a simple encryption technique where each letter in the plaintext is substituted with another letter.
Paravada Naveen teja·May 14, 2024Secure Data Handling with AES Encryption and Decryption in Node.js v22In today’s world, ensuring the security of sensitive data is paramount. One popular method for achieving this is through is encryption, a…
