Secure communications

Ensuring organisations can exchange information securely, which includes using the Internet, secure voice communications, wireless networks and VPNs.


  • Secure communications

    TLS 1.3: better for individuals - harder for enterprises

    Blog post09 Mar 2018AuthorIan LevyTopicsCryptography, Secure communications

    The NCSC's technical director outlines the challenges that TLS 1.3 presents for enterprise security.

  • Security Procedures Egress Switch

    Document07 Mar 2018TopicsIT infrastructure, Technology at OFFICIAL, End user technology, Secure communications

    These Security Procedures provide guidance in the secure operation of Egress Switch.

  • Securing email

    Improving email security

    Blog post15 Sep 2017AuthorRichard CTopicsOperational security, Data in transit, Secure communications
  • End User Devices: VPNs

    Guidance01 Aug 2017TopicsIT infrastructure, End user technology, Secure communications

    In this guidance we discuss the reasons for using VPNs and make recommendations on aspects of the underlying technology, such as protocols and cryptography. We also give risk management advice to organisations considering the use of VPNs.

  • TEMPEST and EMS Policy

    Information18 Jul 2017TopicsNetwork security, Secure communications

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