Attacking & Fuzzing Polkadot Node – Triggering Denial-of-Service via Gossamer RPC Flaws​
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Attacking & Fuzzing Polkadot Node – Triggering Denial-of-Service via Gossamer RPC Flaws​

ByFuzzingLabs

Attacking & Fuzzing of Polkadot Node Triggering Denial-of-Service via Gossamer RPC Flaws Gossamer is a Go-based implementation of a Polkadot node, developed by ChainSafe Systems. It allows interaction with the Polkadot network, enabling users to participate as full nodes, validators, or other roles. In this post, we will show you what we did to find…

revival attacks solana programs vulnerability smart contarct
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Revival Attacks on Solana Programs Explained

ByPatrick Ventuzelo

Solana Vulnerability Explained Revival attacks on Solana programs As the blockchain world expands, Solana has stepped into the spotlight as a compelling alternative to Ethereum. But behind its lightning-fast transactions and low fees lies a hidden world of unique security challenges. One such vulnerability that we frequently encounter during our security audits on the Solana…

astria astria-geth protobuf
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When Debug Logs Go Wrong & Crash Your gRPC Node: A Bug in Astria-geth

ByPatrick Ventuzelo

When Debug Logs Go Wrong & Crash Your gRPC Node Deep Dive into Astria-Geth GRPC Logging Bug In blockchain technology, even small mistakes can cause big problems. Imagine if sending an empty request to a node’s API could crash the entire node. Hard to believe? That’s exactly what we found in the Astria-geth node. In…