Shibarium Bridge – The Shib Daily

Shiba Inu Rolls Out Stronger Shibarium Bridge with New Security Features

Gushiken Yona — Tue, 14 Oct 2025 21:33:45 +0000

Shiba Inu has rolled out a more secure version of the Shibarium Plasma Bridge, reinforcing the network’s BONE transfer system with two new safeguards; a blacklist mechanism and a seven-day withdrawal delay, designed to protect users, validators, and ecosystem liquidity from malicious activity.

Bridge Reopens with New Safeguards

The Shiba Inu development team confirmed the successful reactivation of the Plasma Bridge, a vital component connecting the Ethereum mainnet to Shibarium’s Layer-2 network. This bridge enables the movement of BONE tokens, the ecosystem’s gas and governance token, between the two chains.

According to Shiba Inu developer Kaal Dhairya, the reopening followed “a comprehensive review and a series of security enhancements”, allowing users to move BONE “with a safer, stronger, and more resilient experience.”

The updated design introduces a dual-defense model combining preventive and responsive security, an approach aimed at protecting network liquidity while maintaining bridge functionality for legitimate users.

How the Delay and Blacklist Strengthen the Bridge

Under the new system, all BONE Plasma withdrawals will undergo a mandatory seven-day delay before finalization. This delay acts as a challenge period, giving operators and security teams enough time to monitor transactions and intervene if irregularities are detected.

“Plasma’s strength is fraud-resistance,” Dhairya explained. “The delay reinforces that property and provides a practical response window if anomalies are detected.”

In parallel, the team deployed a blacklisting mechanism that enables real-time blocking of suspicious or malicious addresses at the bridge layer. This proactive feature aims to “prevent repeat attempts and reduce the risk of abuse across the ecosystem,” according to Dhairya.

Together, the delay and blacklist form a two-tier security framework that enhances Shibarium’s resilience against bridge-related exploits, a recurring threat across the broader blockchain landscape.

Independent Validation and Hexens Audit

Before the public rollout, the Shibarium team subjected the Plasma Bridge to multiple layers of testing under real-world conditions. Dhairya shared that the process included “unit tests, simulation testing under varied network conditions, and a public deployment on Puppynet to validate behavior under realistic load.”

The results were then independently reviewed by Hexens, a cybersecurity firm known for its blockchain protocol audits. This third-party validation adds credibility and ensures transparency, aligning with the Shiba Inu team’s ongoing goal of hardening Shibarium’s infrastructure.

Next Steps: Expanding Token Coverage

Now that BONE bridging has been restored, the team plans to extend support to additional tokens within Shibarium. Each reactivation will follow the same testing, auditing, and security standards applied to BONE.

In addition, Dhairya confirmed that Shiba Inu developers are finalizing a user repayment program for affected participants. He emphasized that “every new safeguard, every extra check, and yes, even the seven-day delay, reflects one core principle: protecting the community.”

Why This Matters for the Ecosystem

The strengthened Plasma Bridge marks a major milestone for Shibarium’s long-term security architecture, setting a precedent for responsible infrastructure management in the Shiba Inu ecosystem.

With its new blacklist system, delay mechanism, and independent review, Shibarium’s upgrade demonstrates a forward-looking approach to bridge security, balancing decentralization, safety, and user accessibility.

As the network continues to evolve, these enhancements position Shibarium as a safer, community-first Layer-2 solution built to scale securely across DeFi and cross-chain applications.

The post Shiba Inu Rolls Out Stronger Shibarium Bridge with New Security Features first appeared on The Shib Daily.

Shibarium Bridge Exploit: Kaal Drops Latest Dev Report Post Hack

Gushiken Yona — Mon, 22 Sep 2025 12:52:56 +0000

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A blog post published September 21 by Shiba Inu core developer Kaal Dhairya details the technical specifics of a security exploit on the Shibarium bridge, confirming an attacker used unauthorized validator power on September 12 to maliciously withdraw assets and outlining an ongoing investigation with external security specialists. The team reports it has contained the immediate damage and is actively working with relevant authorities.

Key Points:

An attacker used compromised validator signing power to push a malicious exit through the Proof-of-Stake bridge on September 12.
Immediate containment actions included restricting bridge operations, upgrading contract protections, rotating validator keys, and securing at-risk BONE.
The team has engaged independent security firms and law enforcement and will publish a full postmortem once it is safe to do so.

Incident Details Revealed

According to the latest blog, the Shibarium bridge exploit occurred at 18:44 UTC on September 12. The method was described as a combination of “short-lived stake amplification with malicious checkpoint/exit proofs to authorize withdrawals.” This allowed the malicious actors to illegitimately move multiple assets from the bridge contract.

Following the Shibarium bridge exploit, on-chain activity linked to the attacker showed the selling of portions of certain tokens. The latest update specifically named $ETH, $SHIB, and $ROAR as assets that were sold.

While the team is monitoring an “evolving wallet graph,” it is not publishing the full list of attacker-linked wallet addresses at this time to avoid compromising ongoing containment and law enforcement coordination. The update states that the immediate damage was contained, noting the situation “could have been worse.”

From The Shib: Shibarium Now Faces Test of Resilience After Over $4M Hack

Immediate Defensive Actions

Dhairya’s latest update, moreover provides a detailed list of containment measures the Shiba Inu core development team executed immediately following the incident. These actions were broken down into several categories.

Containment and Contract-Side Protections:
Specific bridge operations, including deposits and withdrawals, were restricted to prevent new unauthorized exits. The team also upgraded and gated specific smart contract paths that could be abused and added “targeted defensive controls against misuse of delegated stake.”
Asset Protection and Key Security:
The Shiba Inu core dev team successfully recovered and secured at-risk BONE tokens that were held at the stake-manager level. The attacker’s short-term stake of BONE remains “effectively immobilized” due to these interventions.

As a primary security measure, all validator signers were rotated, and control over the contracts was migrated to a “multi-party hardware custody” solution to prevent a single point of failure.

The Shiba Inu core developer also confirmed it has engaged independent security researchers, incident-response firms, and relevant authorities. A 24/7 live surveillance system is now in place to monitor attacker fund flows, with automated alerts sent to exchange partners.

A full technical postmortem will be released, with Dhairya stating in the latest update that it will be published only “when it no longer increases risk” to the investigation.

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