# Audits

At Piku, security is foundational.  All smart contracts deployed on the protocol are built using the modular infrastructure developed by [**Inverter Network**](https://www.inverter.network/) and have been independently audited by couple of leading security firms specializing in blockchain infrastructure.

## Reports <a href="#reports" id="reports"></a>

### [Omega Security](https://teamomega.eth.limo/)

Team Omega conducted a thorough audit of new modules introduced to Inverter’s architecture including queue-based funding and payment processors, permissioned oracle integration, and upgradable ERC20 token logic. All findings were acknowledged and fixed. The audit reported low-severity issues primarily related to naming and external call handling.

**📋 Audit Details**

* **Timeline:** July 2025
* **Scope:** Token, Oracle, Funding, and Payment Processor Upgrades
* **Full Audit Review:** [GitHub PR #704](https://github.com/InverterNetwork/contracts/pull/704)
* **Report**: <https://drive.google.com/file/d/1qXOajYt-r68EWirW8K2PKKSNVzEZTx38/view>

***

### [0xMacro](https://0xmacro.com/)

This audit covered the full Inverter contract system that underpins Piku, including modules for governance, staking, funding logic, access control, payment routing, and upgradeability.

**📋 Audit Details**

* **Audited Entity:** Inverter Protocol (Piku’s core contract architecture)
* **Timeline:** April 15 – May 24, 2024
* **Audit Scope:** Full modular contract suite — governance, bonding curve, staking, rewards, payments, proxy design.
* **Status:** All critical and high-severity findings were addressed and fixed.
* **Report:** <https://github.com/InverterNetwork/contracts/blob/main/audits/2024-06-19-macro.pdf>&#x20;

***

### [Hats Finance](https://hats.finance/)

Piku’s smart contracts also underwent a public audit competition hosted by Hats.Finance, a decentralized platform that rewards researchers via on-chain submissions.

**📋 Audit Details**

* **Scope**: Full Inverter V1 contract suite powering Piku
* **Platform**: Hats.Finance on-chain audit competition
* **Timeline**: June 2024
* **Reward** **Pool**: Up to \~24,000 UMA (\~$80K USD)
* **Submission** **Model**: First‑come, first‑served on‑chain reporting
* **Outcome**: Numerous edge‑case issues surfaced; all vulnerabilities reviewed and addressed by Inverter
* **Report**: <https://github.com/hats-finance/Inverter-Network-0xe47e52c4fea05e555920f1dcdcc6fb8eca103eeb/blob/main/report.md>&#x20;

***

### [Audit33 audit](https://www.33audits.xyz/) (PDF)

As part of its layered security strategy, Piku’s core infrastructure was independently reviewed by **33Audits & Co.**, with a dedicated focus on the **Oracle-integrated Funding Manager** and queue-based payment flow logic.

**📋 Audit Details**

* **Auditor:** 33Audits & Co.
* **Timeline:** May 2025
* **Scope:** Oracle-integrated funding manager and queue-based payments
* **Findings:** 2 high-severity issues — both fully resolved
* **Methodology:** Manual inspection, static analysis, and test execution

Fixes were applied and validated. This targeted audit ensures robust handling of oracle-priced funding mechanics in Piku’s contract stack.

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Together, these layered audits spanning professional reviews, competitive community challenges, and targeted module inspections demonstrate Piku’s unwavering commitment to security, transparency, and responsible protocol development.&#x20;