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Getting into the Solana Development Mindset
This article will help developers get started with Solana and the Anchor framework, by giving some insight into why things are so different.
Balthasar Pohlus
Oct 25, 20225 min read

A Technical Explanation of the Binance Chain Hack
In the last 24 hours a hacker was able to steal $570 million worth of Binance’s BNB token. Here is a technical explanation of the attack.
FYEO
Oct 7, 20223 min read

Aptos vs. Solana | A Technical Comparison (Part 2)
In the previous blog post, we discussed the Mempool utilized by Solana and Aptos. In this post, we will focus on how Solana and Aptos...
FYEO
Sep 13, 20224 min read

FYEO Partners with Shell to Power a Future of Sustainability Powered by Blockchain
FYEO is proud to have partnered with Shell on the audit of Avelia, their blockchain powered book-and-claim solution for scaling...
Tammy Kahn, CEO
Sep 7, 20222 min read

FYEO's Approach to Blockchain and Smart Contract Security Audits
The difference in a FYEO blockchain and smart contract security audit is our approach. We help you succeed by being the best you can be.
FYEO
Aug 25, 20224 min read

Finding vulnerabilities in Solidity smart contracts
In this post, we explore where to look for vulnerabilities in Solidity smart contracts.
FYEO
Aug 22, 20225 min read

Aptos vs. Solana | A Technical Comparison (Part 1)
Part one of a technical deep dive of the features of the Aptos blockchain and how they compare to Solana.
FYEO
Aug 16, 20225 min read

The Great Solana Wallet Drain
Investigation into the Solana hack resulting in thousands of wallets being drained of funds.
Thomas Olofsson, CTO
Aug 3, 20224 min read

Smart Contract Security Pitfalls Across Multiple Blockchain Ecosystems
With the increasing popularity of crypto and blockchain, more and more capital from both retail and institutional investors is being...
FYEO
Jul 21, 20227 min read

FYEO Completes Sommelier Cellars Security Assessment + Code Review
FYEO concludes second security assessment of the Sommelier Cellar Smart Contracts.
FYEO
Jul 11, 20222 min read

How to spot the hole in the wormhole
A deep dive into the breach of the Wormhole Solana Bridge.
FYEO
Jul 7, 20226 min read

BTblock completes security assessment for Crowdfund for Solar by Energy Web and ENGIE Energy Access
BTblock is pleased to announce that our long-term partner, Energy Web (on behalf of the Energy Web Community Fund), is launching...
FYEO
Apr 29, 20222 min read

BTblock Finds Serum Zero Day; Serum Fixes Immediately
BTblock, a blockchain security and code review firm, recently discovered a security risk concerning the use of the Serum DEX in the...
Tammy Kahn, CEO
Jan 17, 20222 min read


Vega Protocol Security Review: Ethereum side Smart Contracts of the Ethereum bridge to Vega
BTblock has partnered with Vega to conduct a Code Review and a Security Assessment for the Ethereum side Smart Contracts of the Ethereum...
FYEO
Jan 6, 20223 min read

Security Assessment of Energy Web General and Staking Pool Smart Contract
BTblock has partnered with Energy Web to provide ongoing Code Reviews and our Security Assessment for its General and Staking Pool Smart...
FYEO
Dec 14, 20212 min read

Pitfalls in writing cryptographic applications
Background First, let me start with stating that I am old enough for the abbreviation, “crypto,” to actually refer to cryptography and...
Thomas Olofsson, CTO
Jan 31, 201910 min read
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