14 votes
Accepted

Time to generate an asymmetric key on a 6800 or 8086?

Generating a 1024-bit PGP key with PGP 2.6.3ia on a (double-speed) HP 200LX (80186 cpu) takes about fifteen minutes.
  • 1,811
5 votes
Accepted

How did the NSA use vector supercomputers?

Your assumption that Cray computers were designed solely for floating point operations is incorrect. The Cray 2, at least, supported a variety of integer and logical operations in its vector ...
  • 2,082
4 votes

How did the NSA use vector supercomputers?

The NSA used vector processing because it lets you parallelize attacks on a symmetric cipher. This is because a single instruction operates on multiple data in different vectors. As an example, ...
  • 829

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