Cryptography
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Sjoerd

Sjoerd works as a penetration tester on web applications in Haarlem, The Netherlands.

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  • Haarlem, The Netherlands
  • Sjord
  • sjoerdlangkemper.nl
  • Member for 5 years, 5 months
  • 33 profile views
  • Last seen Jul 21 at 14:15

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18 Password hash that can be upgraded without plaintext password Dec 5 '17
16 Password hash that can be upgraded without plaintext password Dec 5 '17
6 Can you recognize a low private exponent from a public key? Feb 19 '19
3 Most efficient way to break md5? Oct 10 '19
2 Can you recognize a low private exponent from a public key? Feb 19 '19
0 Is there a hash function whose security can be extended by length? Dec 12 '16
0 Who provides prime numbers for cryptographic protocols? Feb 11

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