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The FastFin toolkit

Your fintech reference desk

A plain-English glossary, practical checklists and answers to the questions we hear most. Bookmark it, you'll come back.

The money-tech world runs on jargon, and jargon is where confusion, and costly mistakes, begin. This toolkit is your quick reference: a glossary that turns buzzwords into plain ideas, checklists that keep you safe, and answers to the questions people ask us again and again. No downloads, no sign-ups, just useful things to keep close.

Fintech glossary

The terms you'll meet most often, explained without the jargon.

TermWhat it really means
FintechFinancial technology, apps and software that handle banking, payments, investing and more.
NeobankA bank that runs entirely through an app, with no physical branches.
Digital walletAn app that stores your cards so you can pay by phone or watch.
TokenizationSwapping your real card number for a disposable stand-in so merchants never see the original.
ContactlessPaying by tapping a card or phone near a reader, no PIN needed for small amounts.
P2P payment“Peer to peer”, sending money straight to another person via an app.
Open bankingA secure way to let an app view your bank data, with your permission, to offer services.
APIThe digital “plug” that lets apps and banks talk to each other securely.
Robo-advisorSoftware that builds and manages an investment portfolio for you automatically.
BlockchainA shared, tamper-resistant digital ledger that records transactions across many computers.
CryptocurrencyA digital asset that lives on a blockchain, often highly volatile and largely unregulated.
Wallet (crypto)Software or hardware that stores the keys controlling your crypto.
Two-factor auth (2FA)A second check beyond your password, like a code or fingerprint, that blocks most account theft.
EncryptionScrambling data so only the right party can read it.
Embedded financeFinancial services (payments, loans) built directly into non-finance apps.

Choosing a fintech app: a checklist

Before you trust any app with your money or data, run it through these questions.

  • Is the company licensed and regulated where I live?
  • Are my deposits or funds protected if it fails?
  • Does it offer two-factor authentication?
  • What are the real fees, including exchange-rate margins?
  • What data does it collect, and does it sell or share it?
  • Can I reach a human if something goes wrong?

Digital security checklist

The habits that protect the vast majority of people from fraud.

  • Use a unique, strong password for every financial account
  • Turn on two-factor authentication everywhere it's offered
  • Never share a one-time code, PIN or password with anyone
  • Keep your phone and apps updated
  • Be suspicious of urgent, unexpected messages about your money
  • Verify contacts by opening the official app, not by clicking links

Spotting a scam: red flags

  • Pressure to act “right now” or lose out
  • Requests to move money to “keep it safe”
  • Guaranteed, too-good-to-be-true returns
  • Anyone asking for your codes, passwords or remote access
  • Payment demanded only in crypto or gift cards

Frequently asked questions

Is my money safe in a neobank?

If the neobank is properly licensed and your deposits fall under your country's protection scheme, it can be as safe as a traditional bank. Always confirm that protection before depositing. See the digital banking guide.

Are digital wallets safer than physical cards?

In many ways yes, because tokenization hides your real card number and payments are locked behind your fingerprint or face. Our payments guide explains how.

Do budgeting apps sell my data?

It varies. Reputable apps are transparent about data use; others rely on it. Always read how an app handles your information, our budgeting apps guide shows what to look for.

Is a robo-advisor right for a beginner?

For hands-off beginners it can be a low-cost, diversified starting point, though your money still rises and falls with the market. Read the robo-investing guide.

How much should I put into crypto?

Given its volatility and lack of protection, a common view is that crypto, if you engage at all, should only ever be money you can afford to lose completely. Understand it first via our crypto guide.

These are educational references, not personalised advice. Use them to understand the tools, then apply them to your own situation, or ask a qualified professional.