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  2. Server Name Indication - Wikipedia

    en.wikipedia.org/wiki/Server_Name_Indication

    Server Name Indication. Server Name Indication (SNI) is an extension to the Transport Layer Security (TLS) computer networking protocol by which a client indicates which hostname it is attempting to connect to at the start of the handshaking process. [1] The extension allows a server to present one of multiple possible certificates on the same ...

  3. Encrypting File System - Wikipedia

    en.wikipedia.org/wiki/Encrypting_File_System

    The Encrypting File System (EFS) on Microsoft Windows is a feature introduced in version 3.0 of NTFS [ 1 ] that provides filesystem-level encryption. The technology enables files to be transparently encrypted to protect confidential data from attackers with physical access to the computer. EFS is available in all versions of Windows except the ...

  4. BitLocker - Wikipedia

    en.wikipedia.org/wiki/BitLocker

    BitLocker is a logical volume encryption system. (A volume spans part of a hard disk drive, the whole drive or more than one drive.) When enabled, TPM and BitLocker can ensure the integrity of the trusted boot path (e.g. BIOS and boot sector), in order to prevent most offline physical attacks and boot sector malware.

  5. Certificate-based encryption - Wikipedia

    en.wikipedia.org/wiki/Certificate-based_encryption

    Certificate-based encryption. Certificate-based encryption is a system in which a certificate authority uses ID-based cryptography to produce a certificate. This system gives the users both implicit and explicit certification, the certificate can be used as a conventional certificate (for signatures, etc.), but also implicitly for the purpose ...

  6. X.509 - Wikipedia

    en.wikipedia.org/wiki/X.509

    In cryptography, X.509 is an International Telecommunication Union (ITU) standard defining the format of public key certificates. [ 1 ] X.509 certificates are used in many Internet protocols, including TLS/SSL, which is the basis for HTTPS, [ 2 ] the secure protocol for browsing the web. They are also used in offline applications, like ...

  7. HTTPS - Wikipedia

    https://en.wikipedia.org/wiki/HTTPS

    Hypertext Transfer Protocol Secure (HTTPS) is an extension of the Hypertext Transfer Protocol (HTTP). It uses encryption for secure communication over a computer network, and is widely used on the Internet. [1][2] In HTTPS, the communication protocol is encrypted using Transport Layer Security (TLS) or, formerly, Secure Sockets Layer (SSL).

  8. Transport Layer Security - Wikipedia

    en.wikipedia.org/wiki/Transport_Layer_Security

    v. t. e. Transport Layer Security (TLS) is a cryptographic protocol designed to provide communications security over a computer network. The protocol is widely used in applications such as email, instant messaging, and voice over IP, but its use in securing HTTPS remains the most publicly visible. The TLS protocol aims primarily to provide ...

  9. Online Certificate Status Protocol - Wikipedia

    en.wikipedia.org/wiki/Online_Certificate_Status...

    The Online Certificate Status Protocol (OCSP) is an Internet protocol used for obtaining the revocation status of an X.509 digital certificate. [2] It is described in RFC 6960 and is on the Internet standards track. It was created as an alternative to certificate revocation lists (CRL), specifically addressing certain problems associated with ...