SSP Academy

Guides, tutorials, and deep dives to help you master self-custody with SSP.

Browse by topic

Multisig Explained

How 2-of-2 multisignature actually works in SSP — and why it matters.

12 articles

Crypto Basics

Foundational concepts every crypto user should know.

7 articles

Security & Self-Custody

Protect your crypto: seeds, phishing, hardware, threat models.

20 articles

How-To Guides

Step-by-step walkthroughs for common SSP tasks.

11 articles

Coin & Chain Guides

Deep dives into individual coins and chains SSP supports.

13 articles

DeFi & Account Abstraction

Staking, lending, swaps, and ERC-4337 explained.

12 articles

Learning paths

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Buy, Sell & Swap in SSP

5 parts

Sending Crypto with SSP

5 parts

Security Best Practices

6 parts

DeFi for Self-Custody Users in SSP

6 parts

Account Abstraction & ERC-4337 in SSP

5 parts

Ethereum & EVM in SSP

6 parts

Solana Multisig, Done the SSP Way

4 parts

Bitcoin in SSP

6 parts

Wallet Recovery Scenarios

6 parts

Crypto Wallet 101

5 parts

Multisig Deep Dive

7 parts

Self-Custody Fundamentals

6 parts

Latest articles

SSP Academy cover: country and payment method coverage for buying and selling

Country and Payment Method Coverage for Buy and Sell

This guide deliberately gives you no country list — it would be stale in months. Instead: what determines your coverage, and how to check it authoritatively in a minute.

5 min read
SSP Academy cover: comparing SSP's in-wallet swap with a DEX swap

Swapping Tokens Inside SSP vs Using a DEX

SSP's in-wallet swap is not a DEX. It's a signed send to a centralized exchanger. Here's how the two machines differ, and which one you should use when.

6 min read
SSP Academy cover: fees and spreads explained for the SSP aggregator

Fees and Spreads Explained for the SSP Aggregator

Nobody shows you a bill. The spread hides inside the rate, and your own network fee isn't in the quote at all. The four places a cost hides, and how to read a quote.

6 min read
SSP Academy cover: buying crypto inside SSP and how the aggregator engine works

Buying Crypto Inside SSP: The Aggregator Engine Explained

SSP doesn't sell you crypto — an aggregator routes you to a regulated provider. How the on-ramp works, and the signed address lock that keeps your coins yours.

6 min read
SSP Academy cover: selling crypto from SSP through the fiat off-ramp

Selling Crypto from SSP: The Fiat Off-Ramp Flow

Selling isn't buying in reverse. You sign your crypto away first and wait for the money — here's the flow, the exposure window, and how to handle it safely.

5 min read
Square SSP how-to cover for sending Dogecoin, with wallet, QR code, lightning, and shield icons

Sending Dogecoin with SSP

A step-by-step 2-of-2 walkthrough for sending DOGE from your SSP wallet: verify the address, pick a fee tier, and co-sign on both devices.

7 min read
Square SSP how-to cover for sending Zcash, with wallet, QR code, lightning, and shield icons.

Sending Zcash with SSP

A step-by-step guide to sending ZEC from your SSP wallet: the 2-of-2 signing flow, transparent vs shielded addresses, and address-poisoning safeguards.

7 min read
Square how-to cover for sending Flux with SSP

Sending Flux with SSP

How to send FLUX from your SSP wallet in five steps, with the 2-of-2 second-device signing flow and address-poisoning safeguards.

7 min read
Square SSP how-to cover for sending Bitcoin Cash with SSP

Sending Bitcoin Cash with SSP

A step-by-step guide to sending BCH from your SSP wallet, with the two-device 2-of-2 signing flow, CashAddr checks, and address-poisoning safeguards.

7 min read
Square SSP how-to cover for sending Litecoin with SSP

Sending Litecoin with SSP

A step-by-step guide to sending LTC from your SSP wallet, with the two-device 2-of-2 signing flow and address-poisoning safeguards.

7 min read
SSP Academy cover for a guide to mobile two-factor authentication, with wallet, key, and shield icons on a dark background.

Mobile 2FA: The Right Way and the Wrong Way

SMS 2FA is weak. Learn why, when TOTP authenticator apps and passkeys beat it, and how SSP Key co-signs every transaction as a second key.

8 min read
SSP security cover with wallet, key, shield, and chip icons for a crypto OpSec checklist

Your Crypto OpSec Checklist

Run this 15-minute quarterly OpSec checklist to audit your self-custody: keys, devices, approvals, accounts, phishing, and recovery.

6 min read