What is a crypto wallet? A beginner's guide to keys, seed phrases and custody
A crypto wallet holds the keys, not the coins. Learn what an address, private key and seed phrase are, and how to choose a wallet.
Blog · Crypto payments
Guides on accepting crypto payments
Practical guides on accepting USDC and USDT, stablecoin checkout, non-custodial settlement, and how crypto payments compare to cards.
Wallet
Security
How crypto wallets get hacked: what attackers actually steal
Most stolen crypto is handed over, not cracked. The real attacks (phishing, drainers, SIM swaps), what each steals, and how to defend.
Wallet
What is a multisig wallet, and why every InfraIO Wallet starts as one
A multisig wallet needs more than one approval to move money, like a joint account with two signatures. How it works and how InfraIO Wallet will use it.
Wallet
How to use InfraIO Wallet: a step-by-step guide
A plain guide to InfraIO Wallet: create it with a passkey, add a backup, receive, send and swap crypto, and connect to apps with WalletConnect.
Wallet
Why InfraIO Wallet: what makes it different
An honest look at how InfraIO Wallet differs from seed-phrase and exchange wallets, with a fair comparison table and what it cannot do yet.
Market
Stablecoin payments in 2026: what online merchants need to know
Stablecoin supply passed $300 billion, the US and other markets now have clear rules, and Shopify, Stripe, Visa and Mastercard all move money in stablecoins. What that means if you sell online.
Trends
5 e-commerce payment trends shaping 2026
Digital wallets now carry most online spending, AI agents have started to check out for shoppers, and stablecoins have joined mainstream payment networks. Five trends every online store should plan for.
Guide
Benefits of accepting crypto payments, and the honest trade-offs
Lower fees than cards, no chargebacks, money in minutes and buyers in every country. What accepting USDC and USDT really gives an online store, and what it asks of you in return.
Wallet
Passkey wallets vs seed phrases: what changes for your crypto
A seed phrase is a secret you must never lose or leak. A passkey wallet replaces it with Face ID or a fingerprint. How the two compare on security, recovery and everyday use.
Company
What is InfraIO Pay?
InfraIO Pay lets shops accept stablecoin payments straight into their own treasury wallet. See what it does, how it makes money, and why it is not a Ponzi scheme.
Education
What is a Ponzi scheme?
A Ponzi scheme pays earlier investors with money from new investors, not from real profit. See how it works, why it collapses, and the warning signs to watch for.
Explainer
How the InfraIO Wallet works, and why it is non-custodial
Your keys stay on your devices, your funds stay on the blockchain, and InfraIO Pay cannot move them. How the passkey wallet works and how recovery works.
Migration guide
Migrate from Coinbase Commerce to InfraIO Pay
Coinbase Commerce ended self-managed checkout for merchants outside the US and Singapore on 31 March 2026. Move to non-custodial InfraIO Pay in three steps: fees from 0.5% down to 0.3%, no monthly fee.
How-to
Replace the wallet address on your pricing page
Stop asking buyers to copy a wallet address. Replace it with an InfraIO Pay payment link or checkout button so every payment is matched to an order, with a signed webhook when it settles.
Comparison
InfraIO Pay vs the alternatives
Honest, sourced comparisons of InfraIO Pay against the crypto payment gateways merchants evaluate most.
Comparison
Coinbase Commerce alternative: non-custodial stablecoin checkout
Coinbase Commerce is winding down and pushing merchants to custodial Coinbase Business. InfraIO Pay is a non-custodial alternative that settles stablecoins straight to a wallet you control.
Comparison
BitPay alternative: keep stablecoins, skip the bank off-ramp
BitPay converts crypto to fiat and settles to your bank as a custodian. InfraIO Pay is non-custodial and settles stablecoins straight to a wallet you control, with a lower platform fee.
Comparison
NOWPayments alternative: developer-first stablecoin infrastructure
Both NOWPayments and InfraIO Pay are non-custodial. NOWPayments optimises for coin breadth and no-code plugins; InfraIO Pay optimises for stablecoin depth, a developer-first API, and volume pricing to 0.3%.
Comparison
Stripe crypto alternative: non-custodial stablecoin checkout at 0.3%
Stripe added USDC payments but charges 1.5% and settles through its own platform. InfraIO Pay is a non-custodial, stablecoin-native gateway that settles on-chain to your wallet from 0.3%.
Comparison
CoinGate alternative: developer-first stablecoin checkout under 1%
CoinGate is a licensed, EUR-settling gateway with 70+ coins at a flat 1%. InfraIO Pay is stablecoin-focused and developer-first, settling on-chain to your wallet from a 0.3% floor.
How-to
How to accept USDC and USDT payments on your website
A practical guide to accepting USDC and USDT on any website, with a no-code payment link, an SDK, or one API call, settling non-custodially to your own wallet.
Comparison
Crypto.com Pay alternative: independent, non-custodial stablecoin checkout
Crypto.com Pay charges merchants no processing fee, but settles into a Crypto.com account inside its ecosystem. InfraIO Pay is independent and non-custodial, settling on-chain to a wallet you own.
Comparison
Crypto payments vs card payments: fees, chargebacks, and settlement
How stablecoin checkout compares to card processing on the three things that actually move margin: transaction fees, chargeback risk, and how fast you get paid.
Explainer
What is a non-custodial stablecoin checkout?
Custodial vs non-custodial crypto checkout: why it matters for merchants, and how per-order deposit addresses settle funds to a wallet you control.
Developers
Crypto payment webhooks: handling pending, confirmed, settled, and expired
How crypto payment webhooks work, the events you should wire fulfilment to, and how HMAC signatures and idempotency keys keep delivery safe and duplicate-proof.
Guide
Which EVM network should you accept payments on? Base, Polygon, Arbitrum, and more
A practical comparison of the main EVM networks for accepting stablecoin payments, fees, speed, and stablecoin liquidity, and why you do not have to pick just one.
Comparison
USDC vs USDT: which stablecoin should merchants accept?
How USDC and USDT differ on issuer, transparency, and reach, and why most merchants accept both rather than choosing between them.
How-to
How to add crypto checkout to any online store
Three ways to add stablecoin checkout to an existing store, a no-code payment link, a drop-in SDK, or the API, without ripping out your current payment stack.
Guide
Cutting cross-border payment fees with stablecoins
Why cross-border card and bank payments are slow and costly, and how dollar stablecoins settle global payments in minutes to a wallet you control.