BlueBEEP was a popularblue boxing computer program forMS-DOS written between 1993–1995 by the German programmer Stefan Andreas Scheytt,[1] known by thepseudonym Onkel Dittmeyer. Used correctly, it could be used to exploit vulnerabilities in theCCITTSignaling System No. 5, used by international telephone switches of this era, to make free calls around the world. The program spread via thebulletin board systems and was popular withphreaks,hackers and thewarez community.
ThePascalsource code was released to the public along with the final version on April 1, 1995.
BlueBEEP has been praised as "the most finely programmed phreaking tool ever coded".[2]
The install docs report the build system as follows: "386-40 8meg with 530meg HDD and SB/16+SVGA, a Philips 102-key soft-keyboard, a 2001 canadian keyboard and a GENIUS 4-year-old shoplifted 3-button mouse."[citation needed]
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