Category: Security

• How to Change a SQL Login’s Password

  

  2014-04-04 - Fundamentals, General, Security

  ALTER LOGIN can be used to change the password of a SQL Login. Read on to see the required permissions and what you need to do to change your own password.

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• Salt – Preventing Rainbow Attacks against Password Stores

  

  2014-03-31 - Cryptographic Terminology, Cryptography, General, Security, Series

  What is a Salt Value and how does it help to protect the stored passwords of your application’s users from attacks involving Rainbow Tables? Read on to find out now.

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• Cryptographic Hash Functions

  

  2014-03-30 - Cryptographic Terminology, Cryptography, General, Security, Series

  Hash functions calculate a fixed length binary digest of a document. Read on to see what additional requirements turn an ordinary hash function into a cryptographic hash function and what use cases require the use of cryptographic hash functions.

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• Certificates and the Chain of Trust

  

  2014-03-28 - Cryptographic Terminology, Cryptography, General, Security, Series

  Certificates are containers for asymmetric encryption keys that can be used to establish a chain of trust between communicating parties. Read on to see how this works in practice.

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• Asymmetric Key Encryption

  

  2014-03-24 - Cryptographic Terminology, Cryptography, General, Security, Series

  Asymmetric key encryption (aka public-key encryption) works with two separate keys, a public key to encrypt and a private key to decrypt. Read on to see the advantages and disadvantages of this type of encryption.

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