NSA warns of wildcard certificate risks, provides mitigations

[correlate]

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May 4, 2019
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The U.S. National Security Agency (NSA) is warning of the dangers stemming from the use of broadly-scoped certificates to authenticate multiple servers in an organization.

In a document released last week, the agency provides mitigations against the risks that come with the use of wildcard certificates. These include a recently disclosed ALPACA technique that could be used for various traffic redirect attacks.
 

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