Glossary of Wallet Terms

Terms used across the Wallet Radar comparisons.

Terms

EOA (Externally Owned Account)
Standard wallet address controlled by a private key. Most wallets are EOAs by default.

Account Abstraction (EIP-4337)
Smart contract wallets that enable features like session keys, gas sponsorship, and batch transactions.

EIP-7702
Allows EOAs to temporarily act like smart contract accounts for batched actions and sponsored gas.

Multi-sig
Wallets that require multiple approvals to move funds (e.g., Safe).

Transaction Simulation
Previews what a transaction will do before signing (token changes, approvals, risks).

Scam/Phishing Detection
Heuristics or databases that warn on suspicious contracts or approvals.

Hardware Wallet
Dedicated device that stores private keys offline (e.g., Trezor, ColdCard).

Software Wallet
Browser or mobile wallet that stores keys in software (e.g., Rabby, Rainbow).

On-ramp / Off-ramp
Services that convert fiat to crypto (on-ramp) or crypto to fiat (off-ramp).

Canonical URL
The primary URL that search engines should index for a page.

JSON-LD
Structured data format used for SEO schemas (e.g., FAQPage, Product).