April 10th, 2026

To: Symantec Advanced Authentication (Strong Authentication & Risk Authentication) Customers
From: The Symantec Advanced Authentication Product Team
Subject: Release Announcement of Updated iOS SDKs – Symantec Advanced Authentication 9.1.5.x

On behalf of Broadcom, we appreciate your business and the opportunity to provide you with high-quality, innovative software and services. Today, we are pleased to announce the release of updated iOS SDKs for Symantec Advanced Authentication 9.1.5.x.

The following SDKs have been updated and are now available:

• CA Mobile Authenticator SDK (iOS)
• DDNA SDK (iOS)
• AuthID SDK (iOS)

Reason for Update:
Starting April 28, 2026, Apple requires all new apps and updates uploaded to App Store Connect must be built with Xcode 26 or later using an SDK for iOS 26, and related platforms. This mandate ensures apps leverage the enhanced security, performance, and platform features.

To ensure compliance with Apple requirements, Symantec Advanced Authentication has updated and published the above mentioned SDKs which include:

• Built with Xcode 26
• Includes all consolidated issue fixes identified since the previous release

For more information about this release, refer to the respective release notes for detailed updates:

You can download updated SDKs from Broadcom Support Online - Symantec Advanced Authentication Download Center.

If you have any questions or require assistance, please contact Customer Support at +1-800-225-5224 in North America or see https://support.broadcom.com/contact-support.html for the local number in your country.

Your success is very important to us, and we look forward to continuing our successful partnership with you.

Thank you for your business.