Chapter-23, LEC-7 | Every Password on Database | #cybersport #education #yt #hacking

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Every password stored in a database should be securely encrypted and protected to ensure the confidentiality and integrity of the user's data. Here are some key considerations when storing passwords in a database:

Hashing: One of the most important measures to take when storing passwords in a database is to hash them. Hashing is a process of taking a plaintext password and running it through a one-way mathematical function that produces a fixed-length, scrambled output. This output, known as a hash, is then stored in the database instead of the plaintext password. When a user logs in, their entered password is hashed and compared to the stored hash in the database. If the hashes match, the user is granted access.

Salting: To make hashed passwords more secure, it is recommended to add a random string of characters, called a salt, to the plaintext password before hashing it. The salt value is unique for each user, and is also stored in the database alongside the hash. This makes it more difficult for attackers to use precomputed rainbow tables or other techniques to crack hashed passwords.

Encryption: In some cases, additional encryption measures may be used to further protect passwords stored in a database. For example, a database administrator may choose to encrypt the entire database using encryption keys that are managed outside of the database.

Access control: It is important to restrict access to the database to authorized personnel only. This can include measures such as setting up user accounts with appropriate permissions, using strong passwords and two-factor authentication, and limiting the number of people who have access to the database.

Monitoring: Regular monitoring and auditing of the database can help detect potential security breaches or unauthorized access attempts.

By implementing these measures, password data in a database can be kept secure and protected from potential attackers.