Block Digest #37 - Everything’s Broken - ROCA Attack, More than 750,000 Crypto Keys Rekt

Welcome to episode #37 of Block Digest! (Tuesday, October 17th 2017) Join us: https://bitcoinmumble.com/ Credits ======== Shinobius - https://twitter.com/brian_trollz Chris Ellis - https://twitter.com/MrChrisEllis Janine - https://twitter.com/J9Roem Aknix (2.0) - https://twitter.com/rm0rf and Rick M. https://twitter.com/cryptorick This video is licensed under Creative Commons (CC BY 4.0): https://creativecommons.org/licenses/by/4.0/ Links ===== # Millions of high-security crypto keys crippled by newly discovered flaw The Return of Coppersmith's Attack: Practical Factorization of Widely Used RSA Moduli Aka ROCA Attack, found by researchers, led by Petr Svenda of the Masaryk University in the Czech Republic. https://crocs.fi.muni.cz/public/papers/rsa_ccs17 Reports https://uk.reuters.com/article/us-infineon-cyber/infineon-says-has-fixed-encryption-flaw-found-by-researchers-idUKKBN1CL2KC Things you need to know: TPM = Trusted Platform Module RSA = popular algorithm used by modern computers to encrypt and decrypt messages - https://simple.wikipedia.org/wiki/RSA_(algorithm) Trezor Not Affected https://twitter.com/TREZOR/status/920243792749441024 Yubi Announcement https://www.yubico.com/keycheck/ TL;DR possibly affected: Yubikey 4 / 4C / 4 nano Versions 4.2.6-4.3.4 - Use of onboard RSA key generation with PIV smart card and OpenPGP card onboard RSA key generation. Read link above for more info. # Bitcoin.com https://www.bitcoin.com/info/bitcoin-cash-is-bitcoin https://twitter.com/SatoshiLite/status/920199378773590017 Fixed graphics https://twitter.com/BashCo_/status/920207735014154240 https://twitter.com/hrdng/status/920286156939583489 https://www.reddit.com/r/btc/comments/76u07x/small_miners_who_might_be_hurt_by_larger_blocks/?st=j8vzzvml&sh=e5fa9500 # OKEx Policy Of Segwit2x HardFork https://support.okex.com/hc/en-us/articles/115002105192 # LedgerX Launches https://twitter.com/bendavenport/status/920297138440900614 http://data.ledgerx.com/ # Satoshi Discussed Side Chains and Atomic Swaps back in 2010 https://twitter.com/kyletorpey/status/920096563397103616 # Fake News/Stupid News ## JPMorgan Integrates ZEC with Quorum https://www.coindesk.com/jpmorgan-integrates-zcash-privacy-tech-enterprise-blockchain/ Send Block Digest bitcoins to make more shows: 3NG9TkTztxUEg44Mcby4Uk3poNn9s6pYjV