Security Threats to Blockchain Networks – 6 – Wallet Attacks
Wallet Attacks: A Deep-dive
Wallets are a logical target for cyber-attacks, along with the emerging institutions that hold custody of them on users’ behalf. While...
The Quantum Computing Threat
Recently, in the science journal Nature, Google claimed ‘quantum supremacy’ saying that its quantum computer is the first to perform a calculation that would...
Security Threats to Blockchain Networks – 5 – Consensus Attacks
Consensus Attacks: A Deep-dive
Where centralized systems operate on the basis of centralized permission, blockchain protocols proceed on the basis of decentralized consensus. While this...
How Blockchain Security Differs From Traditional Cybersecurity – 2 – Smart...
This article is the second in a four-part series discussing the differences between traditional IT security / cybersecurity and blockchain security. Check out the...
How Blockchain Security Differs From Traditional Cybersecurity – 3 – User...
This article is the third in a four-part series exploring the differences between traditional IT security and blockchain security. Check out the first two...
Blockchain Security
Recent advances in Distributed Ledger Technology (DLT) / Blockchain have significant implications for the global economy and financial services FinTech and Decentralized Finance (DeFi)...
$3.3M Hack of Profanity’s Vanity Ethereum Addresses
Ethereum custom addresses created via the Profanity tool have been hacked. Almost $3.3 million stolen from several custom ETH addresses. Attackers took advantage of...
The Other Side of NFT – The Scams and the Threats
In November 2021, a popular Twitter user and cryptocurrency enthusiast @Oxflim tweeted about a particularly nasty incident that happened to him. He lost his...
Trying to Solve the Mysterious $200M BitMart Hack
A missing pile of Safemoon and other cryptocurrencies, accusations of broken promises, and then nothing.
When a high-profile cyber attack takes place and hundreds of...
Quantum Computing Risks to Cryptocurrencies – Bitcoin, Ethereum, and Beyond
Introduction
Cryptocurrencies like Bitcoin and Ethereum derive their security from cryptographic algorithms – mathematical puzzles that are practically impossible for classical computers to solve in...
Tracing Private Cryptocurrencies
Many believe total anonymity is possible using privacy enhanced cryptocurrencies. It might not always be the case.
Are popular cryptocurrencies like Bitcoin and Ethereum private?
Absolutely...
What the $534M Coincheck Hack Taught Us All About Safe Storage...
The biggest crypto heist in history at the time it occurred in 2018 was an eye-opener for many reasons, not least of which for...
Gleaming Wisdom from the Strange $170M BitGrail Hack
Around $170M worth of cryptocurrency was allegedly stolen from an obscure Italian crypto exchange called BitGrail in 2018; it’s still unclear exactly how or...
Security Threats to Blockchain Networks – 1 – Cyber Attacks Taxonomy
Cyber-Attack Strategies in the Blockchain Era - A Framework for Categorizing the Emerging Threats to the Crypto Economy
Market attacks
Rely on the mass-manipulation of investors...
$30M Stolen From Grim Finance
DeFi protocol Grim Finance said about $30 million was stolen by hackers exploiting a reentrancy vulnerability in their platform. A security flaw in the...
