Pick a failure mode. The browser warning you'd actually see is on the right.
For teachers Cybersecurity and networking, grades 7 to 12 and introductory college courses
Click through a real-looking certificate chain, browse every related term, then drill yourself on validation levels and revocation methods.
In class: Click through a certificate chain, then drill on validation and revocation.
Students need no account and nothing to install, so it works on Chromebooks and as a sub plan.
Share to Google ClassroomMore cybersecurity and networking activities →