Tag authentication

Password Definition Standards

This post discusses about policies, standards or guidelines to establish secure passwords in an IT system. List of Password Definition Standards List of password generation standards: NIST 800-63B NIST 800-63B is titled “Digital Identity Guidelines“. Official web SANS SPT Password…

Cryptographic Modes of Operation

Block ciphers are cryptographic algorithms that encrypt fixed-size blocks of data A cryptographic mode of operation for a block cipher describes the different ways that cryptographic algorithm may transform data to achieve sufficient complexity that offer protection against attacks. This…

Fingerprint Recognition

Fingerprint recognition needs to steps: Fingerprint registration Fingerprint authentication During fingerprint registration, the fingerprint image(s) are converted into what is called Fingerprints Minutiae Data (FMD). FMD is saved into the database, not the fingerprint image itself. During fingerprint authentication, fingerprint…

Encryption Concepts for IT

This post tries to summarize the basic concepts of cryptography and encryption that are relevant to information technologies, computer science and cybersecurity. It tries to focus on the basic concepts. Technical details about mathematics, calculations or implementations (like encryption algorithms…