Результатов: 480

Decentralized Exchange Bisq Loses 3 Bitcoin (BTC) and 4,000 XMR ($230k) in an Attack

The decentralized bitcoin trading network Bisq has reported an attack that resulted in the loss of 3 BTC worth nearly $22,000 and 4,000 XMR worth $224,000. The open-source, peer-to-peer exchange that requires no registration to trade cryptos suffered an attack 24 hours ago where the attacker exploited a flaw in Bisq’s trade protocol. Statement on the […] дальше »

2020-4-9 20:31


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Vicious malware threatens to turn search engine into crypto-mining zombie botnet

Enterprise search engine Elasticsearch is under threat of being turned into a sophisticated cryptocurrency mining botnet to be used in distributed denial of service (DDoS) attacks. Cybersecurity firm Trend Micro describes a new malware strain that launches multi-stage attacks on publicly accessible databases and servers that run old versions of Elasticsearch software. дальше »

2019-7-23 17:54


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Apple steps in to automatically remove Zoom’s risky software from Macs

Apple has pushed a silent update to Mac users to remove the web server sneakily installed by popular video conference app Zoom, TechCrunch reports. Earlier this week, a disclosure by security researcher Jonathan Leitschuh revealed how Zoom installed a secret local web server on Mac devices — with an intent to save an extra click — but left users vulnerable by making it possible for an attacker to hijack their webcams. дальше »

2019-7-11 08:41


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Researchers find terrifying security vulnerability in GE Healthcare anesthesia machines

Security researchers from Israeli firm CyberMDX have discovered a vulnerability in a select number of GE Healthcare’s anesthesia and respiratory devices. CyberMDX, which focuses primarily on medical cybersecurity, states that if successfully exploited, the hole could allow an attacker to interfere the operation of these sophisticated medical machines, thereby posing a risk to patients. дальше »

2019-7-10 23:30


Scary Monero Flaw Patched to Kill Crypto Exchange Theft Threat

Monero developers have revealed nine security flaws, and one of them can be exploited to steal XMR from cryptocurrency exchanges. Two critical Monero bugs discovered “By mining a specially crafted block, that still passes daemon verification an attacker can create a miner transaction that appears to the wallet to include sum of XMR picked by […] The post Scary Monero Flaw Patched to Kill Crypto Exchange Theft Threat appeared first on CCN Markets дальше »

2019-7-5 13:19


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Monero security flaw could’ve seen XMR stolen from cryptocurrency exchanges

Privacy-focused altcoin Monero has suddenly disclosed nine security vulnerabilities — including one that could have allowed hackers to steal XMR from cryptocurrency exchanges. Until March, rogue Monero miners were hypothetically able to create “specifically-crafted” blocks to force Monero wallets into accepting fake deposits for an XMR amount chosen by the attacker. дальше »

2019-7-4 18:18


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