Tom Dillon

Sr Architect

Tom Dillon is a senior architect at F5. He has led research tasked with ensuring the durable efficacy of F5's bot defense products, with pursuits including threat intelligence, signals research, obfuscation of signals, and model development and evaluation. On joining F5 in 2020 Tom initiated a program to study proxy networks, beginning with methods to identify individual proxied requests from their networking behavior and continuing with systems for extensive enumeration and surveillance of proxy peers. Tom has also driven efforts to equip security engineers with next-generation analytical tools for abuse-related EDA. Between F5 and a prior role leading a data science team in Google's ad traffic quality organization, Tom has over a decade of experience in detecting abusive automation.

Research by Tom Dillon (1)

2025 Advanced Persistent Bots Report

Report | Mar 28, 2025

2025 Advanced Persistent Bots Report

Uncovering the true scale of persistent bot activity, and the advanced techniques that bot operators use in order to remain hidden from bot defenses.

40 min read

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Tom Dillon - Threat Intelligence & Research | F5 Labs