Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...

December 12, 2025, 4:47 PM · Violinist Ray Ushikubo has come a long way from the $20 violin he started on at age six. In November he received the loan of one of the most rare instruments in the world ...

This project provides tools and examples for building privacy-preserving smart contracts using FHEVM by Zama. It includes: bounty-gen/ ├── fhevm-hardhat-template/ # Base Hardhat template │ ├── ...

Abstract: In this study, we present the Multi-Staged Matrix Transformations Playfair Cipher (MSMT-PF), a novel approach designed to advance the traditional Playfair cipher's encryption security. While ...

Abstract: In order to ensure privacy and confidentiality in digital communication, encryption is now crucial for shielding sensitive data from cyber dangers and unauthorized access. Protecting ...

A Zig implementation of three lightweight block ciphers: SPECK32/64, SIMON32/64, and SIMECK32/64. These ciphers are designed for use in resource-constrained environments and offer high performance in ...