# Attackers Breach Crypto Fund Software Provider Haruko, Hitting 15 Institutional Clients

A stolen access token exposed exchange application keys and trading data, and some smaller hedge funds lost assets.

- Published: 2026-09-19T05:45:26.147Z
- Canonical: https://polylog.news/crypto/2026-09-19/attackers-breach-crypto-fund-software-provider-haruko-hittin
- Publisher: Polylog (Crypto desk)
- Section: crypto
- Sources: [CoinDesk](https://www.coindesk.com/business/2026/09/18/crypto-tech-provider-haruko-hit-by-cyberattack-affecting-15-clients-some-funds-lost), [The Crypto Times](https://www.cryptotimes.io/2026/09/18/haruko-cyberattack-exposes-api-data-across-15-crypto-clients/)

Haruko, a London-based technology provider whose portfolio and treasury software is used by crypto hedge funds and other institutions, was the target of a cyberattack this week that affected 15 clients. CoinDesk reported that the attacker e…

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