Announcement PDF Appendix 3Y Change of Director’s Interest Notice Rule 3.19A.2 Appendix 3Y Change of Director’s Interest Notice Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public. Introduced 30/09/01 Amended 01/01/11 Name of entity: Senetas Corporation Limited ABN: 33 006 067 607 We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act. Name of Director Andrew R. Wilson Date of last notice 11 December 2023 Part 1 - Change of director’s relevant interests in securities In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part. Direct or indirect interest Direct Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest. N/A Date of change 22 December 2023 Class issued Fully paid ordinary shares (quoted) (ASX:SEN)) (Shares) Options for fully paid Shares (unquoted) (Options) No. of securities held prior to change • • Number of Securities Acquired 270,062 Shares 90,021 Options 1,312,500 Shares 20,000,000 Options (issued under Employee Share Ownership Plan) + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 Appendix 3Y Change of Director’s Interest Notice A$0.014 per share Value/Consideration Note: If consideration is non-cash, provide 1 free attaching Option was issued for every 3 new details and estimated valuation shares subscribed for under the non-renounceable pro rata entitlement offer announced by the Company on 27 November 2023. The Options have an exercise price of $0.025 per share and an expiry date of 22 December 2024 (12 months from date of issue). N/A Number disposed • • No. of securities held after change • Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back 1,582,562 Shares 20,000,000 Options (issued under Employee Share Ownership Plan) 90,021 Options (Issued under the nonrenounceable pro rata entitlement offer announced on 27 November 2023) Participation in Senetas non-renounceable pro rata entitlement offer announced on 27 November 2023. Part 2 – Change of director’s interests in contracts Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part. Detail of contract N/A Nature of interest N/A Name of registered holder (if issued securities) N/A Date of change N/A No. and class of securities to which N/A interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed Interest acquired N/A Interest disposed N/A + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Appendix 3Y Change of Director’s Interest Notice N/A Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation Interest after change N/A Part 3 – +Closed period Were the interests in the securities or contracts detailed above N/A traded during a +closed period where prior written clearance was required? If so, was prior written clearance provided to allow the trade to N/A proceed during this period? If prior written clearance was provided, on what date was this N/A provided? + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3