What is protected by "public keys" and "private keys"? Using the My Number Card as a starting point to clarify the differences between encryption and digital signatures

On September 11, 2026, the Digital Agency announced that the government's common business environment, the "Government ...
BIOENGINEER

Hidden in Plain Sight: Random Pixel Selection Sharpens Image Steganography

Researchers have developed an image steganography method that uses XORShift64 random pixel selection and three-bit-per-pixel embedding to hide secret messages in color images while evading detection.

Mathematical model makes image encryption more resilient to real-world uncertainty

In today's digital world, everything from medical images and financial records to personal photos and secure communications ...
Cyber Security News

Discourse Image Pipeline Exploit Chains JPEG Race, GhostScript and ImageMagick for File Read

A Discourse image upload exploit allowed basic users to read server files by chaining a JPEG processing delay, Ghostscript ...

Becoming a Security Engineer in the AI Era: How to Aim for It from Scratch and Recommended Certifications

With the rapid spread of generative AI, AI has begun to take over some of the work previously performed by humans, such as ...