Glossary.
c
Celestia
A modular blockchain network focused on data availability, giving other systems a base layer for publishing and verifying block data.
d
Data Availability
The property that block data has been published and can be accessed by participants who need to verify the state of a blockchain system.
Delegation
The act of assigning stake to a validator, giving that operator economic weight in network security and governance.
i
Infrastructure Security
The discipline of securing the foundational layer — servers, networks, firewalls, backups, access control, and monitoring — so higher layers can run safely.
v
Validator
An operator that participates in proof-of-stake consensus, helps secure the network, and carries operational responsibility for signing, upgrades, monitoring, and governance.
z
Zero Trust
A security architecture that treats every request — internal or external — as untrusted by default, requiring explicit verification at each boundary.