Contact

Email contact@sec-ref.tools. A person reads every message, usually within a few days.

What is most useful

• Data errors. If a figure on this site disagrees with its primary source, send the page, the figure, and a link to the source. Corrections are made against the primary source, not against another website, and the page is updated when one is confirmed.
• Bugs. Say what you entered, what you expected, and what the page showed. The browser and device help.
• Privacy requests. The tools do not store what you type. For anything covered by the privacy policy, including advertising cookies, write to the address above.
• Suggestions. Requests for new data, comparisons or tools are welcome.

This is a free reference site, so it cannot offer individual security consulting or incident response. See the Terms for the full disclaimer.