Category Archives: crypto currency

How to keep your cryptocoins safe?

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Intrigued by the many possibilities of cryptocurrencies – not least by the prospect to “earn” serious money while doing nothing – you’ve decided to take the plunge and invest in some. But do you know how to keep your investments safe in the Wild West that is currently the cryptocurrency market? What you need to worry about Setting aside the risks that could arise from the current legal and regulatory murkiness regarding virtual currencies (and … More → Continue reading How to keep your cryptocoins safe?→

New Cerber ransomware variant steals Bitcoin wallets, passwords

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Here’s a new reason to fear ransomware more than ever before: a new variant of Cerber has been modified to steal Bitcoin wallets and passwords before encrypting victims’ files and demanding ransom. Two ways to profit off of one infection The new and improved Cerber searches for wallet files of three Bitcoin wallet applications (Bitcoin Core, Electrum, and Multibit wallets), sends them to the attackers’ C&C, and finally deletes them from the victim’s machine. It … More → Continue reading New Cerber ransomware variant steals Bitcoin wallets, passwords→

Dash invites researchers to hack their blockchain

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Thousands of security researchers will be incentivized to identify critical software vulnerabilities within Dash’s code and present them to the Dash Core Team for remediation. Commencing in August, Dash will employ a private bug bounty program through Bugcrowd, tapping into a curated, invite-only crowd to find Dash vulnerabilities, and then, in line with the rollout of Evolution, expand to a public program with over 60,000 registered security experts. The Dash bug bounty Jim Bursch, director … More → Continue reading Dash invites researchers to hack their blockchain→

Hacker grabs $30 million in ether through Parity multisig wallet flaw

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Another day, another cryptocurrency heist: this time, the attacker has stolen some $30 million in ether (ETH – value token of the Ethereum blockchain) from a number of vulnerable multisig Parity Wallets. The attack and the current situation The zero-day vulnerability that allowed the theft is actually present in Parity Wallet’s variant of the standard multi-sig (multi-signature) contract (and has already been fixed), but not before a group of professed whitehats has used it to … More → Continue reading Hacker grabs $30 million in ether through Parity multisig wallet flaw→

Bondnet botnet goes after vulnerable Windows servers

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A botnet consisting of some 2,000 compromised servers has been mining cryptocurrency for its master for several months now, “earning” him around $1,000 per day. GuardiCore researchers first spotted it in December 2016, and have been mapping it out and following its evolution since then. The’ve dubbed it Bondnet, after the handle its herder uses online (“Bond007.01”). Compromised Windows servers serve different functions Bondnet’s main reason of being is the mining of cryptocurrencies: primarily Monero, … More → Continue reading Bondnet botnet goes after vulnerable Windows servers→

Will blockchain liability be similar to Bitcoin liability?

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For many, Bitcoin is the de facto face of blockchain. The cryptocurrency Bitcoin has gained a sullied reputation for its nefarious use in criminal or black market transactions. However, Bitcoin and Blockchain are not one and the same. Bitcoin is a digital asset and payment system that runs on a public distributed ledger called a blockchain. But Blockchain can be used for other cryptocurrencies other than Bitcoin, and can be used for more than just … More → Continue reading Will blockchain liability be similar to Bitcoin liability?→

Exploring trends in automated crypto trading

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Despite the risks, many traders continue to be attracted to cryptocurrency trading due to the earning potential it offers. Sasha Ivanov, CEO of Waves, explains that the crypto market is inefficient, opportunities for arbitrage exist between exchanges, and the market is very volatile and unregulated with a constantly shifting landscape. Regulation and efficiency Ivanov believes that the cryptocurrency market will move in the direction of greater regulation and efficiency. Arbitrage opportunities will gradually disappear paving … More → Continue reading Exploring trends in automated crypto trading→

Zcash mining software covertly installed on victims’ machines

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Software “mining” the recently established Zcash (ZEC) cryptocurrency is being foisted upon unsuspecting users, Kaspersky Lab warns. The actual software is not illegal, and not technically malware – it is meant to be used by individuals who are willing to dedicate their machine(s) and pay for the increased electricity usage that accompanies cryptocurrency mining. Unfortunately, there are unscrupulous individuals looking to get the coins without the cost, and they have been installing the software on … More → Continue reading Zcash mining software covertly installed on victims’ machines→