Can intelligence agencies spy on your encrypted transactions?

Block beat BlockBeats message, recently Crypto AG  The story caused a sensation all over the world. Since the cold war, the central intelligence agency and w. German intelligence have sold encrypted communications equipment with backdoors that they use to spy on governments and militaries around the world. It was, in American terms, a bold move. The Iran hostage crisis, the anglo-argentine war, the camp David peace talks, Crypto AG's products provide a steady stream of intelligence for American spies. And their German counterparts are surprised that America indiscriminately spies on its Allies. "in the world of intelligence, there are no friends," sighs one German intelligence official.

So are cryptographic assets also at risk?

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Stories about encryption companies have made many people aware of the dangers of secret back doors in encryption and secure communications devices. Crypto AG is a Swiss company that makes encrypted communications equipment. They started selling their products during world war ii and they still do today. They made millions of dollars selling these devices and enjoyed a high reputation among their customers. Few knew that the C.I.A. and west German intelligence agencies, working together, secretly installed an encryption backdoor into the devices that allowed them to spy on the governments and armies they sold to.

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Are there similar vulnerabilities in private encrypted transactions?

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Block pulse learned that one or more of the 5,000 different encryption projects listed on CoinMarketCap may have been secretly developed by intelligence agencies or secret military programs like Crypto AG. In addition to a project with a secret back door in the encryption process, blockchain forensic analytics is doing its best to remove the anonymity of users who want to take advantage of the privacy offered by cryptocurrencies.

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Recently, law enforcement has been arresting people who use cryptocurrency mixers to launder money, so authorities are very interested in private tokens and private transactions.

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Can cryptocurrency technologies such as mixers really protect privacy?

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Like & have spent Companies like Chainalysis and Ciphertrace have documented how cryptocurrencies like bitcoin move through the blockchain. But cryptocurrency mixers like Monero and private cryptocurrencies obscure that information, making it harder for blockchain analytics companies to track transfers or, as Monero does, to use advanced cryptography.

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Coinjoin and other hybrid technologies make it harder for blockchain analysts to rely on their heuristics for tracking because they attack the set of rules that companies use to guess where the money is going. As cryptocurrency blends become more complex, we can assume that a popular cryptocurrency could be compromised like Crypto AG if law enforcement or the military can't reliably use blockchain forensics. However, blockchain is transparent and easy to audit, so users' assets are actually vulnerable to attack if privacy currency is not used. In a recent study, analysts tracked the identities and financial activities of 133,000 users of ethereum's naming service.

Related: exploring the secrets behind 130,000 ethereum domain names
https://www.theblockbeats.com/news/13853

Original address: https://bitcoinist.com/can-cia-spy-on-private-crypto-transactions/

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