COLUMBUS—On Monday January 5, at 2 p.m. a class in solving cryptograms is being presented at Polk County Library in Columbus. The class will be taught by Dan Dworkin and […] ...

Codebreaker Alex Baber says he used AI to conclude a single suspect, Marvin Margolis, was behind both unsolved cases.

A massive treasure lies hidden in a Philadelphia mansion. Ken Bauman is certain of it, and he spent 22 years in law enforcement—most of it as a railroad detective with the Norfolk Southern Railway ...

Cryptograms are word puzzles where each letter is replaced by another, creating an encrypted message. These puzzles challenge your ability to find patterns, use logic, and think critically. Solving ...

"Bismark Omit leafage buck bank." That seemingly random string of words appears in something called the Silk Dress cryptogram, 23 handwritten lines on two sheets of crinkled paper that were discovered ...

Ask the publishers to restore access to 500,000+ books. A line drawing of the Internet Archive headquarters building façade. An illustration of a heart shape "Donate to the archive" An illustration of ...

COLUMBUS–Area residents who love a good puzzle and are looking to challenge their brains in a fun and friendly environment will have an opportunity to do so next month. On Tuesday, April 4, Polk ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

EMV chip cards use cryptograms to secure cardholder data every time a transaction is made. Cryptograms validate transactions by verifying the identity of both the card and the approval from the issuer ...