December 12, 2024
–
1 min read
Integration
Wrapping up the year with exciting news: the Iron Fish Ledger App and Iron Fish DKG (dev mode) are here! Securely manage tokens on Ledger devices with ease.

As we are wrapping up the year, we're excited to share some great news: the releases of the Iron Fish Ledger App and Iron Fish DKG in developer mode, developed by Zondax in close collaboration with IronFish. This new app enhances the IronFish ecosystem by allowing users to securely manage their tokens on any Ledger device.
At Zondax, we prioritize quality and security, and this release is no exception. We've worked diligently to ensure that the Iron Fish Ledger App meets the highest standards. With this development, the IronFish community can confidently store and interact with their tokens on the trusted Ledger platform.
We’re proud to contribute to projects that help communities grow, providing tools that are both powerful and easy to use. A big thank you to the IronFish team for their effort in making this release a reality.
Stay tuned for more updates as we continue building tools to support the ever-evolving blockchain ecosystem!
About Zondax
Zondax is a tech engineering firm specialized in building back-end tech solutions for blockchain ecosystem projects focusing on cryptography & security, data & integration, and core & Protocol Engineering.
About Iron Fish
Powered by a global network of miners and nodes, and built from the ground up with zk-SNARK technology. Iron Fish is a censorship resistant, resilient, and privacy-enabled platform for everyday crypto transactions.
About Ledger
Ledger is a fast paced, growing company developing a variety of products and services to enable individuals and companies to securely buy, store, swap and manage their digital assets.
Read More
The new Polkadot app: an uninterrupted experience
For developers and users engaged with the Polkadot blockchain, the challenge of runtime upgrades is a familiar obstacle. These upgrades, essential for network evolution and security, often disrupt the functionality of Polkadot and parachain applications. That’s where the new Polkadot app comes in, designed to seamlessly manage all parachains and relay chain, immune to most of the disruptions caused by runtime upgrades. This app aims to unify the ecosystem through a single application, marrying
Polkadot Ledger App Updated with ECDSA and 20-Byte Address Support
The Polkadot Universal App for Ledger devices has just been updated to support Ethereum-style 20-byte addresses and ECDSA signatures, significantly improving compatibility with emerging Substrate-based chains like Mythos.
The Polkadot Ledger Migration Assistant
The Polkadot Migration Assistant guides users through a smooth, step-by-step transition to the Universal Polkadot Ledger app.
Other Articles

February 6, 2025
Beryx by Zondax enhances the Filecoin ecosystem with a powerful explorer, developer tools, real-time data API, gas estimation, and a testnet faucet—empowering seamless blockchain interactions.

News
September 16, 2025
Get ready for Filecoin’s next step forward: NV27 “Golden Week”. Going live Sept 24, it strengthens miner security, streamlines sector operations, and improves developer tools. Upgrade to Lotus v1.34.0 today.

News
Security
July 22, 2025
The Polkadot Ledger Migration Assistant offers a complete solution for migrating from legacy Ledger accounts to the new Polkadot generic app. With support for 17 networks users can safely transition their entire portfolio through one unified interface.
News
Get ready for Filecoin’s next step forward: NV27 “Golden Week”. Going live Sept 24, it strengthens miner security, streamlines sector operations, and improves developer tools. Upgrade to Lotus v1.34.0 today.

News
Security
The Polkadot Ledger Migration Assistant offers a complete solution for migrating from legacy Ledger accounts to the new Polkadot generic app. With support for 17 networks users can safely transition their entire portfolio through one unified interface.
