Browsing Category: Cryptography

OpenSSL Heartbleed Highlights Crypto Pitfalls

There is no shortage of bad advice online about crypto–or anything else, for that matter. And the recent mess involving the OpenSSL heartbleed vulnerability has brought out plenty of advice on building, implementing and repairing cryptosystems, but experts say that the fundamental truths about how to do these tasks hasn’t changed much. Cryptosystems are the[...]

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OpenSSL Heartbleed and the Value of CRLs

One of the consequences of the drama around the OpenSSL heartbleed vulnerability is that security experts have begun taking a hard look again at the certificate revocation process and whether it actually protects users or gives them any visibility into the validity of a given certificate. In a lot of cases, the answer is probably no.

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ICS-CERT Warns of Heartbleed Vulnerabilities in Siemens Gear

A number of ICS products from Siemens and Innominate are vulnerable to the OpenSSL heartbleed flaw, some of which do not have updates available yet. The list of products affected by the heartbleed vulnerability continues to grow by the day, with OpenVPN being one of the latest. A researcher on Friday said that he was[...]

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What Have We Learned: OpenSSL Heartbleed Bug

There’s nothing the Internet loves more than a fat, juicy story that it can sink its sharpened, yellowing canines into. And for the security community, the OpenSSL heartbleed vulnerability has been the equivalent of a 72-ounce steak. But an Internet-breaking vulnerability like this one is no good unless we can learn something from it (or[...]

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