Crypto and Cash-Out Glossary: 31 Terms Explained Simply

This glossary explains the words you will see when turning USDT or foreign currency into Rupiah in Indonesia. Terms are grouped by topic, and many link to a full guide.

Crypto basics

Address. A public string of characters where crypto can be sent. On TRON it starts with T. Safe to share.

Blockchain. A public ledger that records every transfer and cannot be edited after confirmation.

Block explorer. A website that shows every transaction on a blockchain. Paste a TXID or address to check it.

Confirmation. The moment the network records a transfer for good. After that it cannot be reversed.

Network. The blockchain a token travels on. The same token can exist on several networks that are not compatible. See USDT TRC20 to Rupiah.

Private key. A secret code that signs transfers from an address. Never share it.

Seed phrase. 12 or 24 words that restore a whole wallet. Never share it. See what a seed phrase is.

Stablecoin. A token designed to hold a steady value, usually one US dollar. See what a stablecoin is.

TRC20. The token standard on the TRON network. "USDT TRC20" means USDT on TRON.

TXID. The unique reference of one transfer, also called a transaction hash. See what a TXID is.

USDT. A dollar-pegged stablecoin, available on several networks. See understanding USDT.

Network fees

Bandwidth. The TRON resource that pays for the size of a transaction.

Energy. The TRON resource needed for smart-contract actions such as USDT transfers. Paid by staking or burning TRX. See TRON energy and bandwidth.

Gas. The general term for network fees on smart-contract blockchains.

Withdrawal fee. What an exchange charges to send crypto out, often deducted from the amount you enter.

Exchange rates and fees

Dynamic currency conversion (DCC). An offer at an ATM or terminal to charge you in your home currency at its own rate. Always choose Rupiah. See why to choose Rupiah.

Margin. The difference between the rate you get and the mid-market rate. It is a cost even when there is "no fee".

Mid-market rate. The midpoint between buying and selling prices on global markets. The fairest benchmark for any exchange.

Rate lock. A guarantee that the quoted rate holds for a set time. Huzra locks rates for 15 minutes.

Spread. The gap between a changer's buy and sell rates.

All-in cost. Everything you pay, fees plus margin, compared with the mid-market value. See the true cost of changing money.

Indonesia-specific terms

ATM tanpa kartu (cardless ATM). Withdrawing cash with a code instead of a card. See cardless ATM withdrawal.

KTP. The Indonesian national identity card. Many local services require it.

KUPVA BB. A money changer licensed by Bank Indonesia. Licensed offices show an official logo with a QR code.

OJK. The Financial Services Authority, which has supervised crypto assets since January 2025. See is crypto legal in Indonesia.

QRIS. Indonesia's national QR payment standard, linked with several countries.

Rupiah (IDR). Indonesia's currency. All payments in Indonesia must be made in Rupiah. See Rupiah basics.

Safety terms

Address poisoning. A scam that plants a look-alike address in your history. See address poisoning.

P2P (peer-to-peer). Selling crypto directly to another person for a bank transfer. "Zero fees" usually means the cost is in the rate. See the hidden costs of P2P.

Phishing. Fake messages or websites that try to steal logins or seed phrases.

Test transfer. A small amount sent first to confirm an address works before sending the rest.

Frequently asked questions

Which terms matter most before my first cash-out? Network, address, TXID and rate lock.

Where do I find the exact cost of a Huzra order? The quote in the app shows the rate, every fee and the exact cash before you pay. See today's USDT to IDR rate.