カテゴリー: Vulnerability

The Daily: Critical Bug Found in Beam Wallet, Wirex Adds Another Cryptocurrency

The Daily: Critical Bug Found in the Beam Wallet, Wirex Adds Another CryptocurrencyIn Friday’s edition of The Daily, we cover the news about a vulnerability found in the Beam Wallet days after the launch of the Mimblewimble-based coin. Also, crypto card provider Wirex has added waves to its list of supported cryptocurrencies, and digital asset exchange Exmo has registered an increase in the number of Belarusian users […]

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Bounties and Responsible Disclosure Bolstered Crypto Infrastructure This Year

Bounties and Responsible Disclosure Bolstered Crypto-Infrastructure This YearCryptocurrency transfers work because of the software developed by programmers like Satoshi Nakamoto and many other innovators along the way. As with all software, however, blockchain protocols are not perfect, and over the last decade black and white hat hackers have revealed many bugs. In 2018, developers earned over $878,000 in blockchain bug bounties by […]

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These Developers Claim They Can Crack Any Hardware Wallet

These Developers Claim They Can Crack Any Hardware WalletOn Dec. 27 at the 35th Annual Chaos Communication Congress (35C3) event, three individuals from a startup called Wallet Fail allegedly hacked the most popular hardware wallets and revealed their secrets on stage. According to Trezor, however, the hackers at 35C3 did not follow the standard responsible disclosure protocol and Ledger Wallet developers claim the […]

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Critical Bug Found in Bitcoin Core Invokes the Multiple Client Argument

Over the last 24 hours, the cryptocurrency community has been discussing a critical vulnerability that was found in the Bitcoin Core (BTC) reference client. A bug introduced in Bitcoin Core version 0.14, that also affects all subsequent versions, could have caused a great majority of current Core nodes to crash. According to the developer’s Optech […]

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25% of All Smart Contracts Contain Critical Bugs

25% of All Smart Contracts Contain Critical BugsFor every problem that smart contracts solve, they seem to introduce another. In a week in which EOS has made news for all the wrong reasons over a RAM vulnerability, a code auditor has revealed the prevalence of smart contract bugs. Security firm Hosho, which has forged a new partnership with community managers Amazix, has […]

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Ethereum Parity Full Nodes Suffer from Another Critical Issue

Ethereum Parity Full Nodes Suffer from Another Critical IssueOn June 6 the company Parity Technologies, the firm that maintains the Ethereum Parity full node client, issued a mandatory update for individuals and businesses who use the Parity software. According to the latest security alert, the client versions, 1.10.6-stable and 1.11.1-beta, had a consensus issue with the public test network Ropsten that could possibly […]

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PR: Bitcoin-ABC incident report (26APR2018)

Bitcoin-ABC incident report (26APR2018)This document contains information regarding the response to a critical vulnerability applicable to miners of Bitcoin Cash using Bitcoin-ABC 0.17.0. Appropriate action has been taken to mitigate the impact of this vulnerability. This document is provided for information purposes only.

Bitcoin ABC 0.17.1 fixes this problem.

On 26APR2016 Bitcoin-ABC developers were notified by unknown person(s) of the vulnerability. If exploited the flaw would have caused an unintended split in the Bitcoin Cash network.

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Exchanges Suspend ERC20 Token Deposits After Discovery of Smart Contract Bug

Okex Suspends ERC20 Token Deposits After Discovery of Smart Contract BugEthereum’s smart contract bugs just keep on coming. Exchanges including Okex, Poloniex, Coinone, and Hitbtc today suspended deposits of ERC20 tokens following the discovery of a batch overflow bug written into the smart contracts governing numerous coins. The news comes in the same week that the ethereum community voted against restoring the lost ether that […]

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15-Year-Old Security Researcher Shares Ledger Wallet Exploit

15-Year-Old Security Researcher Publishes Ledger Wallet ExploitHardware wallet manufacturer Ledger has published a firmware update to remedy several security flaws. The exploits were independently found by a trio of white hat security researchers, one of whom, Saleem Rashid, is a 15-year-old British boy. The attack vector he discovered is hardware based, and is not limited to Ledger devices, making it difficult […]

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