NullRabbit
cohort.v1
Research · Tag · Threat Modelling

Posts tagged threat modelling.

2 entries · sorted: recency← All research
VALIDATOR-SECURITY
2026-06-08

How close can an attacker get to your validator? We built a tool to find out

Most validator threat models assume an attacker can't co-locate with your node. We built a tool to measure the real number. It walked a cloud instance from 90ms to 40 microseconds for under a cent.

Simon Morley
Read →2 min read
VALIDATOR-SECURITY
2026-05-15

We're securing validators at the wrong layer

Blockchain security money goes to smart-contract audits. The validators those contracts run on are defended for volume and almost nothing else. The attacks that actually scale live at the transport and RPC layer, and they're a class, not a list.

Simon Morley
Read →3 min read