Flare

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Everything you need to learn Flare’s FAssets: 104 comprehensive code tours totaling over 1400 steps, formulas presented in LaTeX, and a detailed glossary.

Click here to watch video preview

Immunefi, 12 May → 09 Jun 2025

Everything you need to learn Flare’s FAssets: 104 comprehensive code tours totaling over 1400 steps, formulas presented in LaTeX, and a detailed glossary.

Click here to watch video preview

Immunefi, 12 May → 09 Jun 2025

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Tours

  • 1.1: Flare F-Asset Protocol: A High-Level Journey

  • 2.1: Utils: Overview

  • 2.2: Math & Percent Helpers (MathUtils, SafeMath64, SafePct)

  • 2.3: TimeCumulative – Time-weighted metrics

  • 2.4: Transfers – Safe native transfers with Re-entrancy guard

  • 2.5: Upgrade surface – IUpgradableProxy interface

  • 2.6: Imports.sol – Testing aid

  • 3.1: GovernanceCore: Overview

  • 3.2: AddressUpdatable: Dynamic Address Registry

  • 3.3: GovernedBase: Timelocked Governance Engine

  • 3.4: Governed & GovernedProxyImplementation: Safe Initialisation Wrappers

  • 3.5: IGoverned Interface: Public Governance Surface

  • 4.1: DiamondFramework: Overview

  • 4.2: Diamond.sol – Fallback Router

  • 4.3: LibDiamond (1/2): Storage Layout

  • 4.4: LibDiamond (2/2): Facet Management via diamondCut

  • 4.5: DiamondLoupeFacet: Introspection Utilities

  • 4.6: Diamond Interfaces: External API Definitions

  • 5.1: PriceReaders: Overview

  • 5.2: FtsoV1PriceReader – Legacy oracle wrapper

  • 5.3: FtsoV2PriceStore – Publishing Flow

  • 5.4: FtsoV2PriceStore – Trusted submissions & governance

  • 5.5: FtsoV2PriceStore – Price read API

  • 5.6: Price Reader & Publisher Interfaces

  • 6.1: AccessControl: Overview

  • 6.2: Whitelist Interface

  • 6.3: Whitelist Core

  • 6.4: AgentOwnerRegistry Interface

  • 6.5: AgentOwner Registry

  • 7.1: AgentVault: Overview

  • 7.2: AgentVault Public API

  • 7.3: AgentVault Implementation Deep-Dive

  • 7.4: AgentVault Factory & Upgrade Flow

  • 8.1: CollateralPool: Overview

  • 8.2: CollateralPool Internals: State & Configuration

  • 8.3: Entering & Leaving the Pool

  • 8.4: Self-Close Exit & Redemption Path

  • 8.5: Fee Accounting & Debt Mechanics

  • 8.6: Collateral Ratio Math Utilities

  • 8.7: Pool Governance, Payout & Maintenance

  • 8.8: CollateralPoolToken: Timelocks & Transfer Restrictions

  • 8.9: Factories & Interfaces

  • 9.1: AssetManagerController: Overview

  • 9.2: Controller State & Governance Setup

  • 9.3: Batch Settings Management Pattern

  • 9.4: Emergency Pause Mechanism

  • 9.5: Upgrade & Contract-Address Update Flow

  • 9.6: Proxy Deployment & External Interface

  • 10.1: FAssetToken: Overview

  • 10.2: FAsset.sol – Core Logic & Dynamic Fees

  • 10.3: CheckPointable – Balance & Supply History Layer

  • 10.4: Checkpoint Libraries – Storage & Algorithms

  • 10.5: FAssetProxy & Upgrade Flow

  • 10.6: FAsset Interfaces – External Surface

  • 11.1: AssetManagerDiamondCore: Overview

  • 11.2: Diamond Structure and Facet Management

  • 11.3: Central State: AssetManagerState.sol In-Depth

  • 11.4: Initialization and Base Facet Logic

  • 11.5: Settings Framework: Reading, Initialization, and Validation

  • 11.6: Settings Management In-Depth (Part 1): Core Logic and Structures in SettingsManagementFacet.sol

  • 11.7: Settings Management In-Depth (Part 2): Operations and SettingsUpdater.sol

  • 11.8: System Information and General State Management

  • 11.9: Emergency Mechanisms: Pause and Transfer Pause

  • 11.10: Underlying Asset Interaction: Balance and Timekeeping

  • 11.11: Supporting Libraries, Data Structures, and Interface Review

  • 12.1: AgentAndMinting: Overview

  • 12.2: AgentAndMinting: Agent Data Structures

  • 12.3: AgentAndMinting: Collateral Data and Types

  • 12.4: AgentAndMinting: Core Agent Management

  • 12.5: AgentAndMinting: Agent Collateral and Vault Operations

  • 12.6: AgentAndMinting: Agent Discovery, Information, and External Views

  • 12.7: AgentAndMinting: Minting - Collateral Reservation

  • 12.8: AgentAndMinting: Minting - Execution and Attestation

  • 12.9: AgentAndMinting: Supporting Libraries and Utilities

  • 13.1: CoreVault: Overview

  • 13.2: CoreVaultManager – Storage Anatomy

  • 13.3: CoreVaultManager – Transfer Request Lifecycle

  • 13.4: CoreVaultManager – Escrow Mechanics

  • 13.5: CoreVaultManager – Governance & Safety Controls

  • 13.6: CoreVault Library – Agent ↔ CoreVault Flows

  • 13.7: CoreVault Facets – Diamond Integration

  • 13.8: Deployment & Interfaces – Proxy + ABI Surface

  • 14.1: TransferFeeModule: Overview

  • 14.2: TransferFeeFacet: Interface for Fee Claims

  • 14.3: TransferFees.sol: Core Fee Management Logic

  • 15.1: RedemptionModule: Overview

  • 15.2: RedemptionModule: Data Structures

  • 15.3: RedemptionModule: Requesting Redemption

  • 15.4: RedemptionModule: Agent Payment Confirmation

  • 15.5: RedemptionModule: Core Execution & Queue Info

  • 15.6: RedemptionModule: Handling Failures & Defaults

  • 15.7: RedemptionModule: Time Extensions

  • 16.1: LiquidationModule: Overview

  • 16.2: LiquidationFacet: Initiating and Managing Liquidations

  • 16.3: Liquidation Library: Core Logic and Calculations

  • 16.4: LiquidationPaymentStrategy: Distributing Proceeds

  • 16.5: Challenges System: Disputing Liquidations

  • 16.6: Payment Verification: Confirmations and References

  • 17.1: UserAPI: Overview

  • 17.2: UserAPI: Data Structures

  • 17.3: UserAPI: IAssetManager Interface

  • 17.4: UserAPI: IAssetManagerEvents

  • 17.5: UserAPI: Agent-Specific Interfaces

  • 17.6: UserAPI: Specialized Utility Interfaces