Crypto & Blockchain Security

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...

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...

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...

How Crypto’s Biggest Hacker was Found but Never Identified

The $611M Poly Network exploit is the largest crypto hack to date in terms of mark-to-market value and all the stolen funds were returned,...

How Blockchain Security Differs From Traditional Cybersecurity – 1 – Node...

Blockchain is a rapidly-evolving technology with a great deal of interest and investment. Decentralized Finance (DeFi), in particular, has a great deal of money...

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...

Crypto.com lost $35M in a Hack

Crypto.com, one of the biggest and best known cryptocurrency exchanges in the world announced that 483 of its users were hit in a hack...

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...

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....

Introduction to Zero-Knowledge Proofs

Proving knowledge of a secret is the basis of password-based authentication systems.  The assumption is that only you know your password.  If this is...

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...

How KuCoin Survived a Massive Hack of $285M Worth of Crypto...

When attacked, some crypto projects and exchanges buckle and fold under pressure; KuCoin set the standard in 2020 for how to react to crypto...

Potential $600M FTX Hack

In the midst of the FTX meltdown, the once 2nd largest exchange appears to also be facing one of the largest crypto hacks of...

$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...

$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...