Confirmations
A transaction gains confirmations as blocks are added after the block containing it, increasing the work an attacker would need to reorganize that history.
Why it matters
A transaction gains confirmations as blocks are added after the block containing it, increasing the work an attacker would need to reorganize that history.
Key ideas
- A transaction gains confirmations as blocks are added after the block containing it, increasing the work an attacker would need to reorganize that history.
- This topic belongs to California Bitcoin’s transactions knowledge layer.
- Use primary and technical sources where possible, and distinguish protocol facts from market narratives.
Primary and technical sources
Bitcoin Developer DocumentationBitcoin.orgBitcoin: A Peer-to-Peer Electronic Cash SystemSatoshi Nakamoto
Related concepts
Ways people ask about this
- What is a Bitcoin confirmation?
- Why do Bitcoin confirmations matter?
- How do Bitcoin confirmations make a payment harder to reverse?
- How many Bitcoin confirmations should I wait for?
- Can a confirmed Bitcoin transaction ever be reversed?
- What is the difference between an unconfirmed and confirmed Bitcoin transaction?