9999999995-22-002513 EFFECT 1 20220826 20220829 20220826 CYREN Ltd. 0001084577 7372 000000000 L3 1231 EFFECT 33 333-266392 221207050 10 HA-MENOFIM STREET 5TH FLOOR HERZLIYA L3 4672561 011-972-9-863-6888 10 HA-MENOFIM STREET 5TH FLOOR HERZLIYA L3 4672561 COMMTOUCH SOFTWARE LTD 19990419 EFFECT 1 primary_doc.xml UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 NOTICE OF EFFECTIVENESS Effective Date: August 26, 2022 Form: S-3 CIK: 0001084577 Company Name: CYREN Ltd. File Number: 333-266392