ASSA ABLOY to sell HID PKI unit to Vista Equity

By Roman Ivankovic October 23, 2026

Orange digital identity interface featuring an identification card, verification checkmark and security shield

ASSA ABLOY has agreed to sell HID’s Public Key Infrastructure (PKI) business unit to Vista Equity Partners. The transaction covers digital identity, authentication and certificate management solutions.

According to the official ASSA ABLOY announcement, the business includes IdenTrust, HydrantID and ZeroSSL. Its services cover digital certificates, encryption, credential management and smart card lifecycle management. The business generated $58 million in sales in 2025. ASSA ABLOY also reported a strong operating margin but did not disclose the transaction’s purchase price.

Vista to acquire HID’s digital trust business

Vista Equity Partners specializes in enterprise software and AI investments. HID expects the firm to support the PKI business as the digital identity market evolves.

Our PKI team has built a strong business with a strong customer base, and Vista has the expertise to take it forward as the market evolves.

– Björn Lidefelt, EVP and Head of HID

According to HID, customers and partners can expect existing products, services and commitments to continue during the transition.

The sale remains subject to customary closing conditions, regulatory approvals and employee consultation. The companies expect to complete the transaction in the fourth quarter of 2026.