Exhibit 99.1 OneSpan Reports First Quarter 2024 Financial Results • First quarter revenue grew 13% year-over-year to $64.8 million • First quarter subscription revenue grew 34% year-over-year to $40.0 million • Annual Recurring Revenue (ARR) increased 9% year-over-year to $154.6 million1 • Net Retention Rate (NRR) of 107%2 BOSTON, May 2, 2024 – OneSpan Inc. (NASDAQ: OSPN), the digital agreements security company, today reported financial results for the first quarter ended March 31, 2024. “I am very proud o ...