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...

Introduction to Blockchain Layers 0, 1, and 2 Security

What Are Blockchains Layers 0, 1, and 2? A blockchain is a complex, multi-layered system.  Bitcoin, the original blockchain, maintained a distributed and decentralized digital...

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...

The Top 4 Supply Chain Security Risks of Blockchain Smart Contracts

Code reuse is considered best practice in software engineering.  Reusing high-quality, secure code can speed development processes and often results in higher-quality code than...

Diving into the $320M Wormhole Bridge Hack

The full story behind the exploit that led to the fraudulent minting of 120,000 wETH and threatened to crash Solana. Early February of 2022 was...

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...

Proof of Reserve vs. Proof of Liability vs. Proof of Solvency

Recent events like the FTX meltdown have sparked interest and conversations about how the incident could have been prevented.  In the case of FTX,...

How the Nomad Bridge Hack can Help Us Explore the Potential...

One attacker and hundreds of copycats looted the Nomad bridge for over $190 million; few did the right thing. Decentralization is a hot-button topic in...

Security Threats to Blockchain Networks – 4 – Network Attacks

Network Attacks: A Deep-dive Network attacks are a class of exploits that focus on the isolation and manipulation of individual nodes or groups of nodes....

Cybercrime in China – a Growing Threat for the Chinese Economy

Western publications often picture the People’s Democratic Republic of China (hereafter China) as the world’s chief propagator of cyberattacks. But the picture is much...

Security Threats to Blockchain Networks – 3 – Smart Contracts

Smart Contract Risk and How to Mitigate It: A Deep-dive The strengths of smart contracts are also the source of its weaknesses, and will always...

The 12 Biggest Hacking Incidents in the History of Crypto

The most comprehensive ranked list of the biggest crypto hacks in history (Up until November 1, 2022. I suspect a larger one is just...

Qubit Finance Hacked for $80 Million

Qubit Finance, a major decentralized digital finance platform, was hacked for $80 million in cryptocurrency. The largest crypto-hack so far this year was initially...

$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...

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...