# Radius

## V7 (Sep 2025)

- [About Radius](https://docs.theradius.xyz/overview/readme.md)
- [The Vision](https://docs.theradius.xyz/overview/the-vision.md)
- [Secure Block Building (SBB)](https://docs.theradius.xyz/overview/secure-block-building-sbb.md)
- [Overview](https://docs.theradius.xyz/overview/secure-block-building-sbb/secure-block-building-sbb.md)
- [Architecture](https://docs.theradius.xyz/overview/secure-block-building-sbb/architecture.md)
- [Core Components](https://docs.theradius.xyz/overview/secure-block-building-sbb/core-components.md): There are three components in SBB: Secure-RPC, Tx\_Orderer (Operators), and Distributed Key Generator (DKG).
- [Distributed Key Generator (DKG)](https://docs.theradius.xyz/overview/secure-block-building-sbb/distributed-key-generator-dkg.md)
- [OP Stack Compatibility](https://docs.theradius.xyz/overview/secure-block-building-sbb/op-stack-compatibility.md)
- [Lighthouse](https://docs.theradius.xyz/overview/lighthouse.md)
- [Overview](https://docs.theradius.xyz/overview/lighthouse/lighthouse.md)
- [Slot-Ordering](https://docs.theradius.xyz/overview/lighthouse/slot-ordering.md)
- [Architecture](https://docs.theradius.xyz/overview/lighthouse/architecture.md)
- [Lighthouse Auctions](https://docs.theradius.xyz/overview/lighthouse/lighthouse-auctions.md)
- [Deposits & Withdrawals](https://docs.theradius.xyz/overview/lighthouse/deposits-and-withdrawals.md): The system uses off-chain balance tracking and on-chain contract settlement.
- [Roadmap](https://docs.theradius.xyz/overview/roadmap.md)
- [Secure Block Building (SBB)](https://docs.theradius.xyz/overview/secure-block-building-sbb-1.md)
- [Quick Start](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/quick-start.md)
- [Run Tx\_Orderer](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/quick-start/run-tx_orderer.md)
- [Run Secure RPC](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/quick-start/run-secure-rpc.md)
- [Contracts](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/contracts.md)
- [Liveness Service Manager](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/contracts/liveness-service-manager.md)
- [Validation Service Manager](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/contracts/validation-service-manager.md)
- [Seeder](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/seeder.md)
- [Tx\_Orderer Cluster](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/tx_orderer-cluster.md)
- [Liveness](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/tx_orderer-cluster/liveness.md)
- [Leader Selection](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/tx_orderer-cluster/liveness/leader-selection.md)
- [Syncing](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/tx_orderer-cluster/liveness/syncing.md)
- [Block Validation](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/tx_orderer-cluster/liveness/block-validation.md)
- [Leader-based](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/tx_orderer-cluster/leader-based.md)
- [Secure RPC](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/secure-rpc.md)
- [Distributed Key Management System (DKG)](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/distributed-key-management-system-dkg.md)
- [Client (User)](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/client-user.md)
- [Backrunning](https://docs.theradius.xyz/overview/secure-block-building-sbb-1/backrunning.md)
- [Lighthouse](https://docs.theradius.xyz/overview/lighthouse-1.md): Key Requirements, Architecture, Specifications, and Security
- [Internal Secure Block Building (SBB)](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb.md)
- [Quick Start](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/quick-start.md)
- [Run Seeder](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/quick-start/run-seeder.md)
- [Run DKG](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/quick-start/run-dkg.md)
- [Run Tx. Orderer](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/quick-start/run-tx.-orderer.md)
- [Run Secure RPC](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/quick-start/run-secure-rpc.md)
- [Contracts](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/contracts.md)
- [Liveness Service Manager](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/contracts/liveness-service-manager.md)
- [Validation Service Manager](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/contracts/validation-service-manager.md)
- [Seeder](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/seeder.md)
- [Distributed Key Management System (DKG)](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/distributed-key-management-system-dkg.md)
- [Tx. Orderer Cluster](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/tx.-orderer-cluster.md)
- [Liveness](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/tx.-orderer-cluster/liveness.md)
- [Leader Selection](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/tx.-orderer-cluster/liveness/leader-selection.md)
- [Syncing](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/tx.-orderer-cluster/liveness/syncing.md)
- [Block Validation](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/tx.-orderer-cluster/liveness/block-validation.md)
- [Leader-based](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/tx.-orderer-cluster/leader-based.md)
- [Secure RPC](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/secure-rpc.md)
- [Client (User)](https://docs.theradius.xyz/overview/internal-secure-block-building-sbb/client-user.md)
- [Introduction](https://docs.theradius.xyz/alpha-engine/introduction.md)
- [Alpha Engine by Radius, Symbiotic, Avail](https://docs.theradius.xyz/alpha-engine/alpha-engine-by-radius-symbiotic-avail.md)
- [Loggia Testnet with Radius AVS](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs.md)
- [Encrypted Preconfirmations](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/encrypted-preconfirmations.md)
- [Decentralized Sequencing](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/decentralized-sequencing.md)
- [Leader-based](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/decentralized-sequencing/leader-based.md)
- [Liveness](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/decentralized-sequencing/liveness.md)
- [Leader Selection](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/decentralized-sequencing/liveness/leader-selection.md)
- [Syncing](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/decentralized-sequencing/liveness/syncing.md)
- [Block Validation](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/decentralized-sequencing/liveness/block-validation.md)
- [L1 Security](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/decentralized-sequencing/liveness/l1-security.md)
- [Code References](https://docs.theradius.xyz/testnet/loggia-testnet-with-radius-avs/code-references.md)
- [Portico Testnet](https://docs.theradius.xyz/testnet/portico-testnet.md)
- [Introduction](https://docs.theradius.xyz/testnet/portico-testnet/introduction.md)
- [Encrypted Mempool](https://docs.theradius.xyz/testnet/portico-testnet/encrypted-mempool.md)
- [Sequencing Layer ↔ User](https://docs.theradius.xyz/testnet/portico-testnet/sequencing-layer-user.md)
- [Sequencing Layer ↔ Rollup](https://docs.theradius.xyz/testnet/portico-testnet/sequencing-layer-rollup.md)
- [Distributed Sequencing](https://docs.theradius.xyz/testnet/portico-testnet/distributed-sequencing.md)
- [Leader-based](https://docs.theradius.xyz/testnet/portico-testnet/distributed-sequencing/leader-based.md)
- [Fault-tolerant](https://docs.theradius.xyz/testnet/portico-testnet/distributed-sequencing/fault-tolerant.md)
- [Code References](https://docs.theradius.xyz/testnet/portico-testnet/code-references.md)
- [Curie Testnet](https://docs.theradius.xyz/testnet/curie-testnet.md)
- [Encrypted Mempool](https://docs.theradius.xyz/testnet/curie-testnet/encrypted-mempool.md)
- [Testnet Guide](https://docs.theradius.xyz/testnet/curie-testnet/testnet-guide.md)