Cryptographic hash functions secure data by providing a unique fixed-length output for each input. These functions are essential in blockchain for data integrity and secure transactions. Understanding ...

"You're storing the passwords in plaintext?" My college professor looked at me puzzled. I had to immediately fix this. It was a huge security problem in my senior ...

If you want to read up on hash tables, may I recommend Cormen, Leiserson, and Rivest's Introduction to Algorithms. Knuth also has an detailed analysis of them in section 6.4 in Vol III of his Art of ...

Understanding Bitcoin is a one-way hash function should make sense because a hash function cannot be reversed. Once you understand that, it is hard to go back to thinking otherwise. The secure hash ...

In this next installment of my ongoing PowerShell series, I want to focus on putting PowerShell objects to work for you. Let me warn you in advance, however: Put on your advanced thinking caps for ...

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Researchers have shown how a flaw that is common to most popular Web programming languages can be used to launch denial-of-service attacks by exploiting hash tables. Announced publicly on Wednesday at ...

I had an interesting realization tonight: I'm terrified of hash tables. Specifically, my work on JRuby (and even more directly, my work optimizing JRuby) has made me terrified to ever consider using a ...