<ul><li>Cryptographic failures, such as the use of weak algorithms like MD5, can lead to the compromise of sensitive information and systems.</li><li>Examples of cryptographic techniques include hashing and digital signatures, which provide data protection, authentication, and access control.</li><li>Common applications of cryptography include data protection, authentication and access control, and financial transactions.</li><li>To prevent cryptographic failures, secure implementation, robust key management, continuous monitoring and updates, and security awareness and training are necessary.</li></ul>

OWASP A02: Cryptographic Failures.

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