sha1 hash calculator

It is of great significance to study the encryption and decryption of MySQL database in the course of network attack and defense. Imagine that once you have access to the site's permissions, if you can get the data stored in MySQL, through the

Cain & Abel is a password restoration tool on Windows. It uses multiple methods to restore multiple passwords, including network sniffing, Dictionary, brute force, and password analysis to crack and decrypt passwords, record VoIP sessions, and

Elliptic Curve Cryptography (ECC) is a public key cryptography Method Based on Elliptic Curve mathematics. The use of elliptic curves in cryptography was independently proposed by Neal koblitz and Victor Miller in 1985. Elliptic

Adorner--@ rename original function, return function objectis a function, at least two layersExecute function, decorated function as parameter----------------------------------------------------1, the adorner is a function, at least 2

Two-Step verification Should everyone be familiar with two-step verification? If Apple has its own two-step verification strategy to prevent user account password theft and lock the phone to blackmail, this is not uncommon, so Apple recommends that

Two-Step verificationShould everyone be familiar with two-step verification? If Apple has its own two-step verification strategy to prevent user account password theft and lock the phone to blackmail, this is not uncommon, so Apple recommends that

The MYSQL Database User Password is the same as the password of other database users. It appears in plain text in the application system code. After obtaining the file read permission, it can be directly read from the database connection file, for

PHP encryption function-md5 () function encryption what is MD5 () function? MD5 () function is the MD5 hash value of the calculator string, using MD5 algorithm, the full name of MD5 is Message-DigestAlgorithm5, it is used to calculate data

PHP Cryptographic function-md5 () function Encryption What is the MD5 () function? The MD5 () function is the MD5 hash value of the calculator string, using the MD5 algorithm, MD5 's full name is Message-digest algorithm 5, which is the function of

The scenario for generating a unique ID is very common, such as temporary cache file names, temporary variables, temporary security codes, and so on, and the uniqid () function generates a unique ID based on the current time in microseconds. Because