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  2. Electronic Travel Authorisation (United Kingdom) - Wikipedia

    en.wikipedia.org/wiki/Electronic_Travel...

    The United Kingdom Electronic Travel Authorisation ( ETA) is an advance travel permission required from foreign nationals who intend to visit or transit the United Kingdom without a visa. [ 1] The system, as part of the Nationality and Borders Act 2022, operates using an online application whose information is checked against security databases.

  3. UK Visas and Immigration - Wikipedia

    en.wikipedia.org/wiki/UK_Visas_and_Immigration

    The then Home Secretary, Theresa May, announced the abolition of the UK Border Agency on 26 March 2013, with the intention that its work would be returned to the Home Office. [1] The agency's executive agency status was removed, and internally it was split, with one division responsible for the visa system and the other for immigration ...

  4. Visa requirements for British citizens - Wikipedia

    en.wikipedia.org/wiki/Visa_requirements_for...

    Visa requirements for British citizens are administrative entry restrictions by the authorities of other states placed on citizens of the United Kingdom . As of 2024, British citizens had visa-free or visa on arrival access to 192 countries and territories, ranking the British passport 4th in the world according to the Henley Passport Index.

  5. Applicant tracking system - Wikipedia

    en.wikipedia.org/wiki/Applicant_tracking_system

    An applicant tracking system ( ATS) is a software application that enables the electronic handling of the entire recruitment and hiring processes. [ 1] An ATS is very similar to customer relationship management (CRM) systems, but are designed for recruitment tracking purposes. An Applicant tracking system has 8 main use cases: Source qualified ...

  6. Credit card - Wikipedia

    en.wikipedia.org/wiki/Credit_card

    Portal. v. t. e. A credit card is a payment card, usually issued by a bank, allowing its users to purchase goods or services or withdraw cash on credit. Using the card thus accrues debt that has to be repaid later. [ 1] Credit cards are one of the most widely used forms of payment across the world. [ 2]

  7. End-to-end encryption - Wikipedia

    en.wikipedia.org/wiki/End-to-end_encryption

    End-to-end encryption ( E2EE) is a private communication system in which only communicating users can participate. As such, no one else, including the communication system provider, telecom providers, Internet providers or malicious actors, can access the cryptographic keys needed to converse. [ 1] End-to-end encryption is intended to prevent ...

  8. Transport Layer Security - Wikipedia

    en.wikipedia.org/wiki/Transport_Layer_Security

    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 security ...

  9. Application-Layer Protocol Negotiation - Wikipedia

    en.wikipedia.org/wiki/Application-Layer_Protocol...

    Application-Layer Protocol Negotiation. Application-Layer Protocol Negotiation ( ALPN) is a Transport Layer Security (TLS) extension that allows the application layer to negotiate which protocol should be performed over a secure connection in a manner that avoids additional round trips and which is independent of the application-layer protocols.