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WhatsApp’s chat manipulation exploit remains unresolved even after a year (Updated)

Vulnerabilities uncovered in WhatsApp — the messaging app used by about 1. 5 billion users across the world — can allow bad actors to exploit the platform to manipulate or spoof chat messages. The flaws would make it possible to “intercept and manipulate messages sent in both private and group conversations, giving attackers the power to create and spread misinformation from what appear to be trusted sources,” the researchers noted. дальше »

2019-8-8 14:01


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Bryan Bishop's New Plan For Time-Delayed Bitcoin Transactions

Bitcoin Core contributor Bryan Bishop has published new plans for a "vault" system that was originally proposed in 2016 but was dropped, as it would have required a fork in the Bitcoin network. Bishop's new vault design would not require a fork and would allow for time-delayed bitcoin transactions, giving users time to reverse a transaction if their private information became compromised. дальше »

2019-8-8 19:27


Xeonbit Tokens Explained In Detail

Xeonbit is one of the first private digital currencies for secure payments guaranteed to provide its holders with security and privacy features that no other network can offer. This unique project offers a top-notch blockchain that uses a special technology called “ring signatures” which shuffles users’ public keys in order to eliminate the possibility to […] The post Xeonbit Tokens Explained In Detail appeared first on NullTX. дальше »

2019-7-10 19:41


Sidechains vs Plasma vs Sharding

Special thanks to Jinglan Wang for review and feedback One question that often comes up is: how exactly is sharding different from sidechains or Plasma? All three architectures seem to involve a hub-and-spoke architecture with a central “main chain” that serves as the consensus backbone of the system, and a set of “child” chains containing actual user-level transactions. дальше »

2019-6-14 04:03


This Crypto Startup Hacks Its Own Users’ Wallets to Rescue $13 Million

By CCN: Better the thief you know than the one you don’t. Cryptocurrency platform Komodo has had to hack its users after discovering a serious security flaw in one of its wallets. According to a press statement by the blockchain startup, Komodo’s cybersecurity team was able to ‘sweep’ in and retrieve 8 million Komodo coins (KMD) and 96 Bitcoin before hackers got hold of the exposed loot. дальше »

2019-6-7 15:19


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Zcoin, Putting Financial Privacy at the Forefront With Untraceable Crypto Transactions

It’s a common misconception that Bitcoin transactions are completely private and anonymous. Whilst Bitcoin does offer greater level of privacy than traditional banking, users of cryptocurrencies like Bitcoin can have their transactions tracked through the public distributed ledger, and potentially give away valuable information. дальше »

2019-5-16 15:24