In this episode of Trezor Talks, Sean sits down with Tomáš Sušánka, the Chief Technology Officer at Trezor, to go deep on what it really takes to build secure hardware wallets and keep them safe from global threats.

They cover everything from quantum computing and phishing scams to what Tomáš is most excited about in the next generation of Trezor devices.

Get a rare behind-the-scenes look at how the Trezor Suite, firmware, and hardware all come together, and why combining hardware and software in crypto is uniquely hard.

In this episode, you’ll discover:

• What a day looks like as Trezor’s CTO (spoiler: no more coding)

• Why hardware adds complexity to scaling in crypto

• The future of post-quantum security and what it means for Bitcoin & Trezor

• The advice Tomáš would give to anyone entering crypto security today

Whether you're an aspiring engineer, someone trying to secure your crypto, or are just curious how your Trezor works under the hood, this episode is for you!

Timestamps:

(00:00) What does it take to run Trezor’s technology operations? (Introduction)

(03:25) Origin story & tech background (discovering Bitcoin)

(09:23) Joining Trezor in 2017: journey to CTO

(10:34) Difference between software, firmware & hardware

(13:57) A day in the life of a crypto CTO

(16:53) Why scaling hardware + software is hard in crypto

(20:22) How Trezor defends users from scams & hackers

(28:50) Big challenges for Trezor and the wider crypto industry

(36:02) What’s coming next at Trezor (upgrades!)

(38:02) Common threats to crypto

(44:30) Is quantum computing a threat to Trezor?

(51:56) Advice for engineers who want to build in crypto security

(54:17) The traditional awkward handshake (outro)

Secure your crypto with Trezor: https://trezor.io/