When CTF meets Bug Bounty
At WACON CTF Finals 2023 I created an Opera challenge. Only one solver: @lj1nu .
Turns out his unintended solve uncovered a real UXSS in Opera Browser that could leak URLs & takeover any account that uses OAuth flow!
medium.com/@renwa/when-ct…
💡 Auditing tip:
If you spot an issue while auditing a smart contract, don’t stop there!
Take the time to think how it could escalate into a critical vulnerability.
Chronologie of a $150 Quadrillon breach on MultiversX
Let's deep dive into the on-chain data to better understand what happened, from the first probe to the coordinated chain halt.
Here's the timeline 👇
Chronologie of a $150 Quadrillon breach on MultiversX
Let's deep dive into the on-chain data to better understand what happened, from the first probe to the coordinated chain halt.
Here's the timeline 👇
Hey Sui developers and aspiring Ones.
I’m excited to share Sui By Examples (.com or .wal.app).
SuiByExamples is a project-based resource for learning to build on Sui Fast! 🧵👇
🧵 Ever wondered what ACTUALLY happens when you remove liquidity from a Uniswap pool?
Let me break down the process in simple terms...
1. First, you grant permission (allowance) for the periphery contract to burn your LP tokens. Those tokens represent your share of the pool's…
Yesterday, we looked at how token swaps work on Uniswap V2.
Today, let's break down how adding liquidity works — explained simply 👇
1/ When you add liquidity to Uniswap, you're not actually interacting with the core contract (UniswapV2Pair) directly.
You're talking to…
Yesterday, we looked at how token swaps work on Uniswap V2.
Today, let's break down how adding liquidity works — explained simply 👇
1/ When you add liquidity to Uniswap, you're not actually interacting with the core contract (UniswapV2Pair) directly.
You're talking to…
How token swaps work on Uniswap V2 — Simplified.
Let’s break down what really happens when you hit that “Swap” button.
This is the most common DeFi flow.
A user (or a contract) wants to swap one token for another.
The process involves two main contracts:
1. Router (periphery)…
Now that everyone is back from #SuiBasecamp, let's have a look at the Asymptotic CTF challenges.
The easiest challenge? A sneaky voting bug in a governance module.
Can you spot the vulnerability before reading the fix?
👇 Code snippet below. Take a look:
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Shelby - let's change the game!
Also, blockchain core at Aptos Labs
Previously, EB scale data infra at Meta/Facebook.
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TG: https://t.co/Gusj1GKKTx
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