Curious how the Caesar Cipher works? This Python tutorial breaks it down in a simple, beginner-friendly way. Learn how to encode and decode messages using one of the oldest and most famous encryption ...

Learn how to implement a classic substitution cipher in C! This step-by-step tutorial walks you through encoding and decoding messages by replacing each letter with another according to a fixed key. A ...

Abstract: Hill cipher encryption is the first polygraph cipher in classical encryption. The main drawback of Hill Cipher is selecting the correct encryption key matrix for encryption. If the ...

We often recommend using a password manager to save and manage your passwords. However, some of the password managers store your credentials online, which can increase exposure to data breaches and ...

Abstract: The process of concealing data in the form of text, images, or videos behind a cover image, video, QR code, or even audio so that it is invisible to the naked eye is known as steganography.

This is a decrypter/encrypter for the game Hollow Knight: Silksong, by the lovely Team Cherry folks. The savegame once decrypted is just a regular ol' JSON file which is pretty easily editable by hand ...

A China-aligned threat actor known as TA415 has been attributed to spear-phishing campaigns targeting the U.S. government, think tanks, and academic organizations utilizing U.S.-China economic-themed ...