Talisman

Talisman is a self-custody wallet and DeFi portal supporting over 900 blockchain networks across the EVM, Solana, and Polkadot ecosystems. Distributed as a browser extension and paired with a web-based portal, it gives users a single interface for storing, sending, swapping, staking, and tracking assets across chains without switching between applications.

From Polkadot Roots to Multichain Gateway

Talisman was founded in Australia in 2021, with early backing from founders of Moonbeam, Acala, and RMRK -- teams prominent in the Polkadot ecosystem. Additional investors include Signum Capital, Very Early Ventures, and Pier Two. The project is led by a globally distributed team; the CEO operates under the handle Zerobit and the COO is Will Deeb.

The wallet launched as a Substrate-first tool for Polkadot users and expanded over time to cover EVM networks and, more recently, Solana. By 2025, the team reported 155,000 active users.

How the Wallet Works

Talisman runs as a browser extension on Chrome, Brave, Arc, Firefox, and Edge. On installation, users create or import accounts for Substrate (Polkadot) and EVM chains, with Solana accounts supported alongside. The extension handles key storage locally: Talisman's documentation states the company has no access to users' private keys, passwords, or seed phrases, and instructs users never to share those credentials with anyone, including Talisman staff.

A companion web application called Talisman Portal handles DeFi operations including cross-chain swaps, staking, fiat on/off-ramping, position tracking, and NFT management. The portal's swap feature routes through multiple liquidity paths without requiring users to manually bridge assets or manage wrapped token conversions.

Staking is available for Polkadot (DOT) via nomination pools, with a minimum stake of one DOT. The portal also supports dTao subnet staking for Bittensor, with delegation tracking and reward monitoring across staked positions. Ledger hardware wallets connect for offline transaction signing.

Solana in the Supported Ecosystem

Solana is one of the three core ecosystems Talisman targets alongside EVM and Polkadot networks. Users can store and transfer Solana-native tokens, view Solana-based NFTs, and connect to Solana dApps through the extension. The DeFi portfolio tab released as phase one of the team's current development roadmap provides unified cross-chain asset tracking that covers Solana positions alongside Ethereum and Bittensor holdings within a single dashboard view.

Security and Audits

Talisman has completed multiple third-party security reviews since launch.

ChainTroopers audited the extension in April 2023, with the report published on the project's GitHub repository. Hashlock completed a full audit of the extension codebase in December 2024 and, in March 2025, conducted a separate keyring penetration test; Verichains independently audited the keyring in March 2025 and also published their report. An earlier 2022 Hashlock security assessment identified a range of issues including a user-provided password stored in memory, weak password policy defaults, and an absent browser inactivity lock. The project's documentation states remediation was applied, and there is no public record of an exploit affecting user funds.

The codebase is source-available on GitHub at TalismanSociety/talisman.

DeFAI Roadmap

The team is building toward what it calls a DeFAI product, embedding autonomous AI agents directly into the wallet to automate yield-seeking strategies. The three-phase plan, as described in a September 2025 announcement:

Phase 1, which the team describes as live, adds a cross-chain DeFi portfolio tab covering Ethereum, Bittensor, Solana, and other supported networks in a unified view.

Phase 2, targeted for Q4 2025, plans one-click earning tools and yield optimization features accessible from within the wallet.

Phase 3, targeted for early 2026, aims to ship a full DeFAI dashboard and an agent marketplace where users can deploy autonomous agents configured to execute personalized strategies.

The team has also announced plans for a native token to coordinate agent activity and distribute rewards, with specifics pending.