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  2. Microsoft Forefront Threat Management Gateway - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Forefront_Threat...

    For example, some organizations use ISA Server 2004 to publish their Microsoft Exchange Server services such as Outlook Web Access (OWA), Outlook Mobile Access (OMA) or ActiveSync. Using the Forms-based Authentication ( FBA ) authentication type, ISA Server can be used to pre-authenticate web clients so that traffic from unauthenticated clients ...

  3. Microsegmentation (network security) - Wikipedia

    en.wikipedia.org/wiki/Microsegmentation_(network...

    There are three main types of microsegmentation: Native OS host-based firewall segmentation employs OS firewalls to regulate network traffic between network segments. . Instead of using a router or network firewalls or deploying agents, each host firewall is used to perform both auditing and enforcement, preventing attackers from moving laterally between network ma

  4. Attribute-based access control - Wikipedia

    en.wikipedia.org/wiki/Attribute-based_access_control

    The concept of ABAC can be applied at any level of the technology stack and an enterprise infrastructure. For example, ABAC can be used at the firewall, server, application, database, and data layer. The use of attributes bring additional context to evaluate the legitimacy of any request for access and inform the decision to grant or deny access.

  5. Firewall (computing) - Wikipedia

    en.wikipedia.org/wiki/Firewall_(computing)

    In computing, a firewall is a network security system that monitors and controls incoming and outgoing network traffic based on configurable security rules. [ 1 ] [ 2 ] A firewall typically establishes a barrier between a trusted network and an untrusted network, such as the Internet , [ 3 ] or between several VLAN s.

  6. Security information and event management - Wikipedia

    en.wikipedia.org/wiki/Security_information_and...

    SIEM systems can have hundreds and thousands of correlation rules. Some of these are simple, and some are more complex. Once a correlation rule is triggered the system can take appropriate steps to mitigate a cyber attack. Usually, this includes sending a notification to a user and then possibly limiting or even shutting down the system.

  7. Next-generation firewall - Wikipedia

    en.wikipedia.org/wiki/Next-generation_firewall

    A next-generation firewall (NGFW) is a part of the third generation of firewall technology, combining a conventional firewall with other network device filtering functions, such as an application firewall using in-line deep packet inspection (DPI) and an intrusion prevention system (IPS).

  8. Secure Socket Tunneling Protocol - Wikipedia

    en.wikipedia.org/wiki/Secure_Socket_Tunneling...

    The protocol is also used by Windows Azure for Point-to-Site Virtual Network. [5] SSTP is intended only for remote client access, it generally does not support site-to-site VPN tunnels. [6] SSTP suffers from the same performance limitations as any other IP-over-TCP tunnel.

  9. Bastion host - Wikipedia

    en.wikipedia.org/wiki/Bastion_host

    The term is generally attributed to a 1990 article discussing firewalls by Marcus J. Ranum, who defined a bastion host as "a system identified by the firewall administrator as a critical strong point in the network security. Generally, bastion hosts will have some degree of extra attention paid to their security, may undergo regular audits, and ...