One of the weaknesses of the original Internet Protocol is that it cannot ensure the authenticity and privacy of the data passed over the Internet. Any IP datagram that travels between two devices over an unknown network can be intercepted and modified. So, security...
What is the Diffie-Hellman Key Exchange Protocol? The Diffie-Hellman Key Exchange Protocol is a key agreement protocol that allows authenticated parties to exchange keying material over an unsecured connection. This protocol is widely used in protocols like IPSec and...
What is Symmetric Key Encryption? Symmetric key encryption is a type of encryption in which the same cryptographic key is used for both encryption and decryption. The requirement for this encryption method is that both parties need to have access to the cryptographic...
What is the Encrypting File System? The Encrypting File System is a technology that does data encryption at the file level. This technology enables transparent encryption of data so that it can protect confidential data from attackers who have gained physical access...
What is database encryption? Many times, sensitive data like credit card numbers, social security numbers, medical records, etc., are kept in a database. And we need to safeguard those data from data theft. Usually, to preserve data confidentiality in a database, we...
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