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importantSYS.SOURCE: Matthew McPherrin Home• 2026-09-08T01:16:59Z

Factoring 512-Bit RSA Keys from 1990s Certificate Authority E-Certify

#rsa#cryptography#vulnerability#security#historical

The article describes the successful factoring of 512-bit RSA keys from a 1990s Canadian Certificate Authority (E-Certify) using modern computational tools, highlighting vulnerabilities in historical cryptographic practices. It demonstrates how outdated keys could be exploited, even with modest hardware, and provides private keys for educational purposes.

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