I'm looking to encrypt a file with OpenSSL functions (blowfish, des, rc4-- haven't picked one yet). Anyhow, after decrypting a file, I need to know if the file was correctly decrypted. The only way it ...

IPsec incorporates several cryptographic operations to ensure message authenticity, data integrity, and sender nonrepudiation. In this section we will describe the mechanics of these cryptographic ...

Over the past several months, we've seen major breaches exposing numerous usernames and passwords. The eBay and Adobe breaches impacted millions of accounts. Snapchat was compromised. With every ...

A rainbow table is a large, precomputed table designed to cache the output of cryptographic hash functions to decrypt hashed passwords into plaintext. Rainbow tables were invented by IT expert ...

I'm working an writing an app that creates users for an on-line web reporting app that impliments our unique business rules. All the user data is stored in an LDAP directory that I've got full access ...

LinkedIn may have suffered a serious blow in terms of the security and safety of its users today. Hackers claim to have leaked over 6.5 million password hashes originating from the career-focused ...

The Dutch National Police, in collaboration with cybersecurity firm Responders.NU, tricked the DeadBolt ransomware gang into handing over 155 decryption keys by faking ransom payments. DeadBolt is a ...