> For the complete documentation index, see [llms.txt](https://quillainetwork.gitbook.io/quillai-network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://quillainetwork.gitbook.io/quillai-network/agent-swarm/quillshield/audit-analysis-types.md).

# Audit Analysis Types

#### Standard Smart Contract Auditing <a href="#standard-smart-contract-auditing" id="standard-smart-contract-auditing"></a>

Focuses on common vulnerability patterns:

* Reentrancy attacks
* Integer overflow/underflow
* Access control issues

#### ERC Token Standard Detection <a href="#erc-token-standard-detection" id="erc-token-standard-detection"></a>

Specialized analysis for token contracts:

ERC-20 Detector:

* Missing return values in transfer functions
* Approval race conditions
* Interface compliance verification
* Standard-specific security patterns

ERC-721 Detector:

* NFT-specific vulnerabilities
* Metadata handling issues
* Transfer mechanism validation

#### Advanced Business Logic Analysis <a href="#advanced-business-logic-analysis" id="advanced-business-logic-analysis"></a>

Comprehensive deep-logic evaluation:

* Function call tree analysis (internal/external calls)
* State variable interaction mapping
* Privilege escalation risk assessment
* Complex contract interaction patterns
* Centralized control risk identification