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Microsoft Open-Sources GW-BASIC

devblogs.microsoft.com

We are excited to announce the open-sourcing of Microsoft's GW-BASIC on GitHub!

5 pages link to this URL
Deciphering GW-BASIC / BASICA protected programs
Slions Christophe Lenclud

Purpose We describe the deciphering algorithm needed to unprotect source programs stored by GW-BASIC / BASICA.COM. History Microsoft BASIC interpreters were a common way of programming early IBM PC and compatible computers (1981 onwards). Several versions of Microsoft BASIC were used: first IBM...

1 inbound link website en Papers basicbasicadeciphergw-basicmicrosoftms-dosprotected filessource code obfuscationtokenized basicxor