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Zero trust architecture (ZTA) or perimeterless security is a design and implementation strategy of IT systems. The principle is that users and devices should not be trusted by default, even if they are connected to a privileged network such as a corporate LAN and even if they were previously verified.
BeyondCorp utilized a zero trust security model, which is a relatively new security model that it assumes that all devices and users are potentially compromised. This is in contrast to traditional security models, which rely on firewalls and other perimeter defenses to protect sensitive data.
Zero-knowledge proofs were applied in the Zerocoin and Zerocash protocols, which culminated in the birth of Zcoin [19] (later rebranded as Firo in 2020) [20] and Zcash cryptocurrencies in 2016. Zerocoin has a built-in mixing model that does not trust any peers or centralised mixing providers to ensure anonymity. [19]
Mutual authentication supports zero trust networking because it can protect communications against adversarial attacks, [7] notably: Man-in-the-middle attack Man-in-the-middle (MITM) attacks are when a third party wishes to eavesdrop or intercept a message, and sometimes alter the intended message for the recipient. The two parties openly ...
Tailor and supplement the baseline controls as needed, based on an organizational risk assessment and specific local conditions. If applicable, overlays are added in this step. [2] [9] Implement the security controls identified in the previous step. [2] Assess: A third-party assessor evaluates whether the controls are properly implemented and ...
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