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Google has broken SHA-1 encryption

After two years of research, Google has shown that it has successfully broken SHA-1 encryption. The company is yet to release details of how it achieved the first SHA-1 “collision”, but has released a proof of concept. In keeping with its own disclosure policy, details of how the encryption was effectively broken will be released after 90 days. In the meantime, you can take a look at two specially-crafted PDF files that have identical SHA-1 hashes but different content (the definition of a collision). The implications of the revelation are perhaps not as far-reaching as some people might expect. While… [Continue Reading]


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