How to Connect Ledger to Rabby
A step-by-step guide to connecting a Ledger hardware wallet to Rabby Wallet on desktop and mobile, with Rabby's exact button labels, the blind signing setting, and fixes for the usual snags.
Guides
How to Revoke Token Approvals
Old token approvals never expire, and approval hacks have taken more than $362M since 2020. Here's what an approval is, which tools revoke them, and what revoking can't fix.
Shamir Backup Explained
A Shamir backup splits your wallet backup into several shares, and only a set number of them can rebuild it. Here is how SLIP-39 works, where it helps, and where it can lock you out.
How to Choose the Right Network When Sending Crypto
The coin can be right and the address can be right, and the money still vanishes if the network is wrong. Here's how I pick the network for a send, with Binance fees and confirmation counts from September 2026.
Arbitrum vs zkSync
Arbitrum and zkSync are both Ethereum layer 2 rollups that charge gas in ETH, but they prove themselves in opposite ways. We compare withdrawal times, fees, security, governance and daily use, then say which one suits you.
How to Connect Trezor to MetaMask
A step-by-step guide to pairing a Trezor Safe 3, Safe 5 or Safe 7 with the MetaMask extension, with the exact button labels, the Trezor Suite requirement for the Safe 7, and the fixes for the errors people actually hit.