In previous years, Interisle published comprehensive annual reports on phishing. This year, we’re taking a different approach and showing just the significant results of our analysis as a series of posts at our Interisle Substack.

Here, you’ll find links to the full yearly and year-over-year measurements for the period May 1, 2025 through April 30, 2026, along with links to the Substack articles that containing abbreviated tables.

Image of the Interisle Insights substack landing page