Technology · Beginner lesson · about 6 minutes
Bridges
Systems that move value or messages between different networks.
The short answer
A bridge usually relies on contracts, validators, custodians, or proofs to represent activity from one network on another. The design determines what must be trusted.
In plain English
A bridge usually relies on contracts, validators, custodians, or proofs to represent activity from one network on another. The design determines what must be trusted.
This lesson belongs to the technology cluster. The details differ by network and service, so use the linked sources and the project’s own documentation when a decision depends on current behavior.
What can go wrong
Read this before you act.
Bridge exploits, frozen withdrawals, validator compromise, and mismatched assets can cause permanent loss.
Check your understanding
A few questions. Not a test.
Choose an answer to see why it is right or wrong. Nothing is locked behind a score.
Sources and corrections
This lesson is a starting point. When details matter, read the official pages we link below, and tell us if something needs a correction.