NERO Chain × Taisys: Advancing Next-Generation Wallet Authentication at MWC Barcelona

The official MOU signing ceremony between Taisys and NERO Chain at Mobile World Congress Barcelona, March 2026 — "Powering Identity Wallets with dMID Token Economy Ecosystem"

On March 3, 2026, at Mobile World Congress in Barcelona, NERO Chain completed a strategic partnership agreement with Taisys Technologies — a global leader in mobile security and SIM-based authentication. The deal positions both companies at the forefront of next-generation wallet authentication, combining enterprise-grade mobile security with Web3-native blockchain infrastructure.

The agreement was signed on-site at MWC, the world's largest mobile industry gathering, reflecting a growing convergence between telecommunications security and blockchain technology that is set to reshape how billions of people interact with digital assets.

The identity layer was missing

As the NERO Chain team presented at MWC, the message was clear: "The identity layer was missing. NERO builds it — sovereign, private, already connected to 5 billion existing identities."

Traditional blockchain wallets rely on private key management — a model that creates unacceptable friction for mainstream users and institutional participants. Seed phrases get lost. Hardware wallets get forgotten in drawers. And the result is that billions of potential Web3 users remain locked out by the very security mechanisms designed to protect them.

The industry needs wallet solutions that offer the simplicity of logging into your email with the security of a bank vault. This is precisely the gap that the NERO Chain x Taisys partnership addresses.

NERO Chain: The self-sovereign economy layer

NERO Chain is a next-generation Layer 1 blockchain that introduces programmable fee logic, multidimensional blockspace pricing, and token-agnostic gas mechanisms. Critically for this partnership, NERO natively supports ERC-4337 account abstraction — enabling smart contract wallets that can authenticate users through multiple methods including social login, biometrics, and now, SIM-based hardware security.

With over 100,000 testnet participants, a successful TGE in July 2025 (listed on Bitget, Gate, and MEXC), and 30+ ecosystem partners already integrated, NERO has rapidly established itself as a leading innovator in blockchain infrastructure. The platform's core thesis — that applications, not protocols, should control their own economics — is resonating strongly with builders across DeFi, gaming, and enterprise verticals.

Taisys Technologies: Pioneers in mobile security

Taisys Technologies is a Taipei-based security company specialising in SIM-level authentication and mobile identity solutions. Their flagship product, SIMGap®, is the world's smallest hardware wallet — a SIM-sized, open-source security module with NIST FIPS 140-2 Level 3 certification. Compatible with billions of existing mobile devices, SIMGap dramatically reduces the cost and complexity of hardware-grade security for Web3 users.

At MWC 2026, Taisys also introduced dMID (de-Identified Mobile ID), a privacy-preserving mobile identity authentication mechanism that eliminates reliance on phone numbers — directly relevant to Web3's ethos of user sovereignty and data privacy.

What this partnership delivers

The collaboration between NERO Chain and Taisys creates a new authentication paradigm for Web3:

• SIM-based wallet authentication — users can secure their blockchain wallets using the SIM card already in their phone, eliminating separate hardware wallets or seed phrase management
• Enterprise-grade security meets Web3 — Taisys' FIPS 140-2 Level 3 certified hardware combined with NERO's account abstraction creates wallets that meet institutional compliance requirements
• Seamless user experience — social login, biometric, and SIM-based authentication options mean users choose their preferred security level without sacrificing usability
• Global compatibility — SIM is the universal standard form factor, making this solution immediately deployable across billions of mobile devices worldwide
• Privacy-preserving identity — integration of Taisys' dMID technology enables identity verification without exposing personal data

The MWC26 main stage — panellists from GSMA, Aduna Global, Bharti Airtel, Claro Brasil, Google, and Twilio discussing the future of mobile identity and digital infrastructure

The bigger picture

This partnership is significant beyond the two companies involved. It represents a broader shift in how the industry thinks about Web3 onboarding and security:

• Mainstream adoption — SIM-based authentication removes one of the biggest barriers to crypto adoption for non-technical users. Your grandmother already knows how to use a SIM card.
• Institutional readiness — FIPS 140-2 certification meets the compliance bar that financial institutions require before touching blockchain. This isn't just consumer tech — it's enterprise infrastructure.
• Hardware security for everyone — making hardware wallet-grade security available through existing mobile devices, rather than requiring a separate $100+ device purchase, fundamentally changes the economics of secure self-custody.
• Account abstraction validation — this partnership validates ERC-4337 as the emerging standard for flexible, secure wallet infrastructure across the ecosystem.
• Telco meets Web3 — MWC is the telecommunications industry's flagship event. Blockchain partnerships being signed there signals that the convergence of mobile infrastructure and decentralised technology is no longer theoretical.

Looking ahead

With the partnership agreement signed, both teams are now moving into the technical integration phase. Key milestones to watch:

• SDK integration — combining Taisys' SIMGap SDK with NERO's AA wallet infrastructure
• Developer tooling — making SIM-based authentication accessible to any dApp building on NERO Chain
• Pilot deployment — initial testing with select wallet providers and dApp partners within the NERO ecosystem
• Broader ecosystem rollout — expanding SIM-based authentication to the wider EVM ecosystem

NERO Chain has also signalled that this is part of a larger Phase 2 rollout focused on application-layer sovereignty — building the infrastructure for self-sovereign economies where applications own their value flows from day one. The Taisys partnership is a foundational piece of that vision, ensuring that user access and authentication are as sovereign as the economies being built on top.

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