From the course: CompTIA SecurityX (CAS-005) Cert Prep

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Homomorphic and envelope encryption

Homomorphic and envelope encryption

From the course: CompTIA SecurityX (CAS-005) Cert Prep

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Homomorphic and envelope encryption

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- Homomorphic encryption is a fascinating and advanced cryptographic technique that allows computations to be performed on encrypted data without needing to decrypt it first. This means that data in use can remain secure and private even while being processed and shared by multiple users. Homomorphic encryption enables operations on ciphertexts that when decrypted match the result of operations performed on the plaintext. There's several types of homomorphic encryption. There is partially homomorphic, somewhat homomorphic, and fully homomorphic. This technology is particularly useful in cloud computing, let's say, for example, at Amazon Web Services, and with data privacy in modern data centers where sensitive data can be processed without exposing it to potential threats. Despite its potential however, it is computationally intensive and not yet widely adopted in practical applications. Envelope encryption is a method used to enhance the security of data encryption by combining both…

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