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GPEN · Question #99

You work as a Web developer in the IBM Inc. Your area of proficiency is PHP. Since you have proper knowledge of security, you have bewared from rainbow attack. For mitigating this attack, you design t

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Web Application Penetration Testing

Question

You work as a Web developer in the IBM Inc. Your area of proficiency is PHP. Since you have proper knowledge of security, you have bewared from rainbow attack. For mitigating this attack, you design the PHP code based on the following algorithm:

key = hash(password + salt) for 1 to 65000 do key = hash(key + salt) Which of the following techniques are you implementing in the above algorithm?

Options

  • AKey strengthening
  • BHashing
  • CSniffing
  • DSalting

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Topics

#key strengthening#iterative hashing#password security#rainbow table defense
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