Account Lockout |
A security feature that locks a user's account after a specified number of failed authentication attempts. |
Brute Force |
A method used in cryptography to try all possible combinations until the correct one is found |
Ciphertext |
The encrypted form of a plaintext message |
Cryptanalysis |
The study of analyzing and breaking encryption schemes |
Dictionary Attack |
A method of attempting to gain unauthorized access to a system by systematically attempting all possible combinations of words from a dictionary as passwords. |
Encryption |
The process of converting plaintext into ciphertext in order to protect data |
Frequency Analysis |
A technique used in cryptanalysis to analyze the frequency of letters or symbols in a ciphertext |
Known Plaintext |
A type of attack where the cryptanalyst has access to both the plaintext and its corresponding ciphertext |
Password Cracking |
The process of recovering passwords from data that has been stored or transmitted in an encrypted or hashed form. |
Password Strength |
A measure of the effectiveness of a password in resisting unauthorized access. |
Rainbow Table |
A precomputed table used in password cracking to reverse cryptographic hash functions and quickly determine the original password. |
Substitution Cipher |
A type of encryption where each letter in the plaintext is replaced by a different letter or symbol |
Transposition Cipher |
A type of encryption where the order of letters in the plaintext is rearranged |
Two-Factor Authentication |
A security mechanism that requires users to provide two different types of evidence before granting access to a system. |