After lighting all four blue flames and finding the Chess Room in Blue Prince, you may have noticed there's a breakable wall waiting for your Power Hammer. Behind that wall is a wide-ranging puzzle ...

What was supposed to be a thoughtful birthday morning ended in tears, a pointed insult and a tense car ride home Ashley Vega is a writer-reporter at PEOPLE. She has been working at PEOPLE since 2024.

Would Warren Buffett’s investment strategy be any different if he were a young man investing for the first time today, compared to when he got started back in the 1940s? This is the question someone ...

The 35-year-old saga of Kryptos, an enigmatic sculpture containing four encrypted messages outside the CIA headquarters, just took a bizarre twist. Though cryptographers broke the first three passages ...

After a 35-year quest, the final solution to a famous puzzle called Kryptos has been found. Two writers discovered the fourth answer to the code hidden among the Smithsonian Institution’s archives.

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 ...

Elliott Hill, CEO at Nike, says the path to recovery is not linear, but that the company is heading in the right direction (Credit: Nike) Nike CEO Elliott Hill shares signs of progress in his ...

Working out where to use your first Simple Key in Hollow Knight: Silksong is a tough choice, especially since there are multiple options at the start of the game, and you'll want to unlock what will ...

Abstract: How to evaluate the security of Substitution-Permutation Network (SPN) block ciphers against impossible differential (ID) cryptanalysis is a valuable problem. In this paper, a series of ...