Archive for the ‘zodiac’ Category

New home for Zodiac cipher material

Tuesday, June 5th, 2012

The years I've spent obsessing over the Zodiac ciphers have recently culminated in a new site, Over forty years of analysis have yielded no viable solutions to three of the four cryptograms the Zodiac killer created to taunt the public. Do real solutions exist, or was the public hoodwinked ...

Atlanta GECCO trip report

Wednesday, July 23rd, 2008

div.caption { text-align: center; font-style: italic; font-size: smaller; text-indent: 0; } div.caption-left { font-style: italic; font-size: smaller; text-indent: 0; } Article sections: Atlanta | GECCO 2008 | Contests | Research Atlanta The Atlanta trip was a lot of fun. We stayed in a really nice rental house ...

GECCO @ Hotlanta

Thursday, July 10th, 2008

I've finally finished my crazy Zodiac cipher poster for GECCO 2008 in Atlanta next week: Click image for biggie size, or get the PDF version. And here's the 2-page paper if you want it. Last year, I used PowerPoint (gasp) to create the poster. What a huge pain that was. ...

The joys of breeding

Thursday, March 20th, 2008

Last week was a good week for my strange little diversions with genetic algorithms. Two things happened that helped to validate the legitimacy (in my mind) of using genetic algorithms to solve certain problems. The first was receiving a copy of the March issue of Muse Magazine, a ...

Zodiac cipher solver program updated

Monday, March 17th, 2008

A new version of zkdecrypto is available for all you cipher enthusiasts. The zkdecrypto team has been very busy adding new features and fixing bugs. * Program is now both smaller and MUCH faster * Ability to now open both ASCII and numeric ciphers * Ability to now save the loaded cipher * ...

Zodiac copycat

Friday, February 8th, 2008

Speaking of Zodiac cipher news, Chris tipped me to this recent Florida news story: A student at Rutherford High School was arrested Wednesday on a felony charge of making death threats against teachers and other students. Freshman Dakota Gates, 14, is alleged to have written a coded note with detailed plans for ...

New cipher-solving program available

Friday, February 8th, 2008

Brax Cisco, Wesley Hopper, and Michael Eaton have just beta-released their wonderful "Zodiac Decrypto" program, a fun piece of software designed to attack the Zodiac ciphers as well as other substitution ciphers. It uses letter-level n-gram frequency analysis (no, not Engram analysis!) to estimate the validity of solutions generated ...

Compelling evidence that I am not insane

Wednesday, December 26th, 2007

The UK Daily Star confirms that I am not wasting my time with my fruitless pursuits of the Zodiac killer's unsolved mysteries: But that’s if [Britney Spears] can tear herself away from the internet where she has been indulging her latest obsession – trying to solve crime. The star has become fascinated ...

Zodiac webtoy: flip & rotate

Monday, December 10th, 2007

Another quick update to the Zodiac webtoy: now there are links to flip and rotate the ciphertext. This was a popular feature request that I finally got around to implementing. Enjoy! (Zodiac webtoy)

Zodiac webtoy: Another update

Friday, December 7th, 2007

I've finally made some more updates to the Zodiac webtoy! The biggest change is the addition of simple letter-frequency statistics. Remember when Ralphie cracked the "secret code" in A Christmas Story? Ralphie: [Reading his decoding]: "Be... sure... to... drink... your... Ovaltine. Ovaltine? A crummy commercial?!? Son of a bitch!!" Here is the ...