Glossary

Infrastructure terms, defined properly

Short, precise definitions of the vocabulary used across blockchain, cloud, data, security and operations.

24 terms

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Archive Node

Blockchain

A node that retains historical state at every block height.

Baremetal

Infrastructure

Dedicated physical servers without a virtualisation layer between you and the hardware.

Block

Blockchain

A batch of transactions appended to the chain.

Consensus

Blockchain

The mechanism by which network participants agree on the canonical chain.

Failover

Operations

Shifting traffic from a failed component to a healthy one.

Finality

Blockchain

The point at which a block can be considered irreversible.

Full Node

Blockchain

A node that validates every block and keeps recent state.

High Availability

Operations

A design where component failure does not cause service failure.

IAM

Security

Identity and access management for humans and machines.

Indexer

Data

A service that transforms raw blocks into queryable application data.

Infrastructure as Code

Operations

Managing infrastructure through versioned declarative configuration.

Latency

Infrastructure

The time between a request and its response.

Load Balancer

Infrastructure

A component that distributes requests across a pool of backends.

Mainnet

Blockchain

The production network where transactions carry real value.

Multi Region

Operations

Infrastructure deployed across more than one geographic region.

NVMe

Infrastructure

A storage interface for solid state drives offering low latency and high parallelism.

Observability

Operations

The ability to understand system state from its external outputs.

Peer

Blockchain

Another node in the peer to peer network your node is connected to.

Reorg

Blockchain

A reorganisation where previously accepted blocks are replaced by a different chain.

RPC

Blockchain

The API interface applications use to read from and write to a blockchain network.

Testnet

Blockchain

A network used for testing infrastructure and applications without real value at stake.

Throughput

Infrastructure

The volume of work a system handles per unit of time.

Validator

Blockchain

A node that participates in consensus and carries key material with economic consequences.

Zero Trust

Security

An access model where no request is trusted based on network location alone.