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Direct Anonymous Attestation
open-in-new
<p>Direct Anonymous Attestation (DAA) is a <a href="/facts/Cryptographic_primitive/fy6vq5YM">cryptographic primitive</a> which enables remote authentication of a <a href="/facts/Trusted_computing/RRDzNIRl">trusted computer</a> whilst preserving privacy of the platform's user. The protocol has been adopted by the <a href="/facts/Trusted_Computing_Group/p0GXdsTm">Trusted Computing Group</a> (TCG) in the latest version of its <a href="/facts/Trusted_Platform_Module/3XHCGYkX">Trusted Platform Module</a> (TPM) specification to address privacy concerns (see also <a href="/facts/Trusted_computing/RRDzNIRl">Loss of Internet anonymity</a>). ISO/IEC 20008 specifies DAA, as well, and Intel's <a href="/facts/Enhanced_privacy_ID/gF2G3gMe">Enhanced Privacy ID (EPID)</a> 2.0 implementation for <a href="/facts/Microprocessor/Fx9CaQht">microprocessors</a> is available for licensing <a href="/facts/RAND-Z/qBAA4w9T">RAND-Z</a> along with an open source SDK. </p>