password encryption key

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• Password-authenticated key agreement — In cryptography, a password authenticated key agreement method is an interactive method for two or more parties to establish cryptographic keys based on one or more party s knowledge of a password. Contents 1 Types 2 Brief history 3 See also …   Wikipedia

• Password cracking — is the process of recovering passwords from data that has been stored in or transmitted by a computer system. A common approach is to repeatedly try guesses for the password. The purpose of password cracking might be to help a user recover a… …   Wikipedia

• Password synchronization — is defined as any process or technology thathelps users to maintain a single password that is subject to a singlesecurity policy, and changes on a single schedule across multiple systems.Password synchronization is an effective mechanism for… …   Wikipedia

• Key strengthening — In cryptography, key strengthening or key stretching refer to techniques used to make a possibly weak key, typically a password or passphrase, more secure against a brute force attack by increasing the time it takes to test each possible key.… …   Wikipedia

• Password — For other uses, see Password (disambiguation). A password is a secret word or string of characters that is used for authentication, to prove identity or gain access to a resource (example: an access code is a type of password). The password… …   Wikipedia

• Key (cryptography) — In cryptography, a key is a piece of information (a parameter) that determines the functional output of a cryptographic algorithm or cipher. Without a key, the algorithm would produce no useful result. In encryption, a key specifies the… …   Wikipedia

• Key derivation function — KDF redirects here. For the Nazi organization, see Kraft durch Freude In cryptography, a key derivation function (or KDF) is a function which derives one or more secret keys from a secret value and/or other known information such as a password or …   Wikipedia

• encryption — encrypt en‧crypt [ɪnˈkrɪpt] verb [transitive] COMPUTING to write information in the form of code, especially to prevent certain people from being able to use it: • The program encrypts your password when you use the software for the first time.… …   Financial and business terms

• Password strength — is a measurement of the effectiveness of a password as an authentication credential. Specifically, it estimates how many trials an attacker who does not have direct access to the password would need, on average, to correctly guess it. The… …   Wikipedia

• Encryption software — is software whose main task is encryption and decryption of data, usually in the form of files on (or sectors of) hard drives and removable media, email messages, or in the form of packets sent over computer networks. Contents 1 Security 2… …   Wikipedia

• Key disclosure law — Key disclosure laws, also known as mandatory key disclosure, is legislation that require individuals to surrender cryptographic keys to law enforcement. The purpose is to allow access to material for confiscation or digital forensics purposes and …   Wikipedia