Code4rena

**K2 Lend**, a new lending protocol built on Stellar, has launched a competitive security audit on Code4rena. The platform offers three types of lending markets: pooled, isolated, and gated. **Competition Details:** - Duration: 40 days - Focus: Identifying unique and severe vulnerabilities - Rewards: Largest prizes allocated for the most critical findings **What is K2 Lend?** K2 is a lending protocol operating on the Stellar blockchain, providing multiple market structures to accommodate different lending scenarios and risk profiles. Security researchers and auditors can access the [full audit documentation](https://code4rena.com/audits/2026-04-k2) to begin their analysis.

**RujiraNetwork distributed bounty payments to five security researchers** who identified vulnerabilities in their protocol over the past week. The payouts are part of Code4rena's bug bounty program, which incentivizes security researchers (called Wardens) to find and report vulnerabilities before they can be exploited. **Recent Bug Bounty Activity:** - Five Wardens received compensation for valid vulnerability reports - Follows the recent launch of a [$10,000 GoKiteAI bounty](https://code4rena.com/bounties/kite-ai) - Part of ongoing security efforts across multiple protocols Bug bounty programs have become a standard security practice in web3, allowing projects to tap into a global network of security researchers to identify issues before deployment or exploitation.

Code4rena has released the complete audit report for SukukFi, a project focused on maintaining high security standards in web3. **Key Points:** - Full audit report now available at [code4rena.com/reports/2025-11-sukukfi](https://code4rena.com/reports/2025-11-sukukfi) - The audit was conducted through Code4rena's competitive auditing platform - SukukFi team recognized for their commitment to security best practices The report provides detailed findings from the security review, offering transparency into the project's smart contract security posture.

**Intuition has launched a major bug bounty program** on Code4rena with a **$100,000 reward pool** for security researchers. The bounty targets whitehats to identify valid vulnerabilities in Intuition's smart contracts. Participants can: - Review detailed bounty specifications - Explore publicly known issues - Check the contest scope and requirements This represents a significant investment in security auditing through Code4rena's competitive platform. **Ready to hunt for bugs?** [Check out the full bounty details](https://code4rena.com/bounties/intuition)

**Panoptic is launching another competitive audit** with Code4rena to secure their Next Core codebase. This marks **multiple successful collaborations** between the two platforms, building on previous audit rounds that helped strengthen Panoptic's security posture. Key details: - Focus on **Next Core codebase** security - Competitive audit format with community participation - Part of ongoing security partnership The audit represents Panoptic's continued commitment to thorough security practices as they develop their DeFi infrastructure.

**Code4rena announces partnership with Rujira Network** for a comprehensive security audit. The **30-day competitive audit** will help secure Rujira's codebase through Code4rena's transparent auditing platform. - Audit duration: 30 days - Focus: Codebase security assessment - Method: Competitive audit format This follows Code4rena's recent collaboration with Sukuk, demonstrating continued expansion of their audit services. *Stay tuned for detailed audit information and participation guidelines.*

The **Ekubo Protocol competitive audit** is approaching its deadline on **December 10th**, offering security researchers a final opportunity to participate in one of the largest prize pools available. **Key Details:** - Prize pool: **$183,500** - Deadline: December 10th - Focus area: Assembly block usage and custom storage layouts Ekubo Protocol describes itself as "the most advanced AMM ever" and has highlighted specific concerns around their extensive use of assembly code for optimization. The audit emphasizes checking that unused bits in narrow types are properly cleaned. This represents one of the final chances for wardens to submit findings before the competition closes.

**Flare Networks** has successfully completed its security audit through Code4rena's competitive auditing platform. The audit focused on Flare's **FAsset system**, which enables non-smart contract tokens to be used as collateral on Flare's network. **Key highlights:** - Full audit report now publicly available - Demonstrates Flare's commitment to security standards - Part of Code4rena's transparent auditing process This follows recent audit completions by Hybra Finance and Covenant, showing continued adoption of Code4rena's competitive audit model. [Read the full Flare Networks audit report](https://code4rena.com/reports/2025-08-flare-fasset)

The **Merkl audit competition** is closing soon with only days left to participate. - Competition deadline: **December 1st** - Prize pool: **$18,000** available for wardens - Still accepting security findings and submissions Wardens have a final opportunity to review the Merkl protocol and submit their security findings before the competition closes. Time is running out to claim your share of the substantial prize pool.

**Hybra Finance** has launched a competitive security audit on Code4rena, running for **10 days** with prizes for discovering vulnerabilities. **Key Details:** - Hybra Finance operates as a public liquidity layer on Hyperliquid - Competition rewards the **highest and rarest vulnerabilities** found - Security researchers can access audit documentation and participate **How to Participate:** - Review the audit documentation at [Code4rena](https://code4rena.com/audits/2025-10-hybra-finance) - Hunt for smart contract vulnerabilities - Submit findings for potential rewards This follows Code4rena's competitive audit model that gamifies security research to help projects identify bugs more effectively than traditional auditing methods.