TechnologyThe BestieIntermediate
Cryptography in Modern Trading, a free technology course on Tomo

Cryptography in Modern Trading

Move beyond basic wallets to understand how advanced cryptographic primitives secure high-frequency trades, protect institutional privacy, and prevent market manipulation.

Like Duolingo, but for Cryptography in Modern Trading. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.

21 levels across 3 sections, about 42 minutes end to end, roughly 8 days at five minutes a day. It moves through Securing the Execution, Privacy and Strategy Protection, and Market Integrity and Future Threats. It assumes you already know the basics.

21 bite-size levelsAbout 5 minutes each

Free forever · No credit card · iPhone & Android

Cipher the Cat, the guide who teaches the Cryptography in Modern Trading course
Cryptography in Modern Trading
with Cipher the Cat
21
Levels
3
Sections
5
Min/day
What you'll learn

Key ideas in Cryptography in Modern Trading

  • EdDSA speed in high-frequency trading
  • Deterministic signatures and idempotency
  • EdDSA deterministic nonces
  • Standard ECDSA random nonces
  • ECDSA legacy support
  • Consistent signatures and idempotency
  • Choosing between ECDSA and EdDSA
  • Deterministic signatures for auditing
  • Batch verification allows checking multiple signatures at once faster than one-by-one
  • A nonce is a counter that ensures each transaction from an account is unique
  • Choosing between ECDSA and EdDSA based on the specific needs of a trading environment
  • Ed25519 is specifically designed to support efficient mathematical batching
  • Reusing a nonce with a higher gas price allows you to 'cancel' or 'speed up' a trade
  • The efficiency gains of batch verification in high-throughput transaction processing
  • The value of deterministic signatures for auditing and debugging trading systems
  • BIP44 defines a standard path structure for multi-account wallets
Why not just Google it

You've tried the other tabs

Wikipedia

Thirty open tabs. Four facts you actually kept.

YouTube

You watched. You nodded. By Sunday it was gone.

ChatGPT

One answer, then back to scrolling.

Online courses

Eight weeks. You meant to finish. You didn't.

Tomo gives Cryptography in Modern Trading the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.

Try a question

Here's what playing it feels like

A real question from this course. Take your best guess.

Choosing Your Signing Strategy

Why are deterministic signatures so helpful when you are auditing a trading system's logs?

Get it right to open this lesson and 20 more in the app.

Course map

How to learn Cryptography in Modern Trading, step by step

Go in order. 21 short levels across 3 sections, about 42 minutes in all, five minutes a day.

  1. 1

    Securing the Execution

    • Advanced Signing and Verification
    • Institutional Custody and Threshold Schemes
  2. 2

    Privacy and Strategy Protection

    • Zero-Knowledge Proofs for Trade Privacy
    • Commitment Schemes and Fair Auctions
    • Dark Pools and Confidential Computing
  3. 3

    Market Integrity and Future Threats

    • Preventing Manipulation with VDFs
    • Post-Quantum Readiness in Finance

3 sections · 7 units · 21 levels. Built to play, not to enroll.

Questions

Questions about Cryptography in Modern Trading

  1. How do I learn Cryptography in Modern Trading?

    Go in order: start with Securing the Execution, then Privacy and Strategy Protection, then Market Integrity and Future Threats. On Tomo that's 21 short levels, about 42 minutes in all, played five minutes a day. Start free and play the first level in under a minute.

  2. Is there a Duolingo-style app for Cryptography in Modern Trading?

    Yes. Tomo works like Duolingo: short daily lessons, streaks and quick quizzes. Cryptography in Modern Trading is one of its free courses, and you can type any other topic to get a course of your own.

  3. Is the Cryptography in Modern Trading course free?

    Yes. Cryptography in Modern Trading is playable on Tomo's free plan, which doesn't expire. No credit card, no waitlist. Download the app and start your first lesson.

  4. How long does it take to learn Cryptography in Modern Trading?

    21 levels across 3 sections, about 42 minutes of play in total. It's built for five minutes a day, so you finish it a little at a time instead of all at once.

  5. Do I need any background to start Cryptography in Modern Trading?

    No. It's pitched at an intermediate level, so it starts where you are and builds up. If you can tap a phone, you can start.

New

Tomo is in ChatGPT

Tomo is also a ChatGPT plugin: the same playable courses, built and played inside your chat.

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How it's taught

You pick the voice

This course
The Bestie

Cryptography in Modern Trading is taught in the Bestie style: your friend who just gets it. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.

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Start Cryptography in Modern Trading today.

Download Tomo, search Cryptography in Modern Trading, and play your first lesson in under a minute.