[AuthCyber-KYchuang] Announcement of Major Resolutions of the Board of Directors

1. Date of occurrence of the event: 2026/05/08 2. Company name: AuthCyber Technology Co., Ltd. 3. Relationship with the company (please enter 'this company' or 'subsidiary'): This company 4. Mutual shareholding ratio: Not applicable 5. Reason for occurrence: The important resolutions of this board meeting are as follows: (1) Approved the company's Q1 2026 consolidated financial report. (2) Approved the resolution to lift non-compete restrictions for directors. (3) Approved the amendment of certain articles of the "2024 First Share Option Issuance and Subscription Regulations." (4) Approved the company's 2026 first share buyback plan. (5) Approved the company's loan to a subsidiary. (6) Approved the amendment of the company's internal control system. (7) Approved the company's convening of the 2026 annual general meeting. (Added convening matters) (8) Approved the company's application to establish a second Singapore subsidiary. 6. Countermeasures: None 7. Other matters that should be specified (If the subject of the event or resolution is a public offering company or above, this material information also complies with Article 7, Paragraph 9 of the Enforcement Rules of the Securities and Exchange Act regarding matters that have a significant impact on shareholder equity or security prices): None