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Cryptanalyzing a Pair of Russian Encryption Algorithms

Schneier on Security

It's just not the kind of mistake you make by accident, not in 2014. A pair of Russia-designed cryptographic algorithms -- the Kuznyechik block cipher and the Streebog hash function -- have the same flawed S-box that is almost certainly an intentional backdoor.

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Retail giant Home Depot agrees to a $17.5 million settlement over 2014 data breach

Security Affairs

million settlement in a multi-state investigation of the data breach that the company suffered in 2014. million settlement over the 2014 data breach. In 2014, Home Depot revealed that the data breach impacted 56 million customers across the US and Canada. Retail giant Home Depot has agreed to a $17.5 ” . .

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Snake Ransomware isolates infected Systems before encrypting files

Security Affairs

Experts spotted recent samples of the Snake ransomware that were isolating the infected systems while encrypting files to avoid interference. The Snake ransomware kills processes from a predefined list, including ICS-related processes, to encrypt associated files. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Some Fortinet products used hardcoded keys and weak encryption for communications

Security Affairs

Researchers at SEC Consult Vulnerability Lab discovered multiple issues in several security products from Fortinet, including hardcoded key and encryption for communications. “The messages are encrypted using XOR “encryption” with a static key.” Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Let’s Encrypt CA is revoking over 3 Million TLS certificates due to a bug

Security Affairs

Let’s Encrypt is going to revoke over 3 million certificates today due to a flaw in the software used to verify users and their domains before issuing a certificate. A bug in Let’s Encrypt’s certificate authority (CA) software, dubbed Boulder, caused the correct validation for some certificates. Pierluigi Paganini.

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IBM releases open-source toolkits implementing FHE to process data while encrypted

Security Affairs

IBM has released open-source toolkits implementing fully homomorphic encryption (FHE) that allow researchers to process data while it’s still encrypted. IBM has released open-source toolkits implementing fully homomorphic encryption (FHE), which allows researchers to process encrypted data without having access to the actual data.

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German encrypted email service Tutanota suffers DDoS attacks

Security Affairs

The popular encrypted email service Tutanota was hit with a series of DDoS attacks this week targeting its website fist and its DNS providers later. Encrypted email service, Tutanota suffered a series of DDoS attacks that initially targeted the website and later its DNS providers. Pierluigi Paganini.

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