Digicert might be a bit more popular than IVRE. We know about 1 link to it since March 2021 and only 1 link to IVRE. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Use nmap as your scanner. And check out https://ivre.rocks/ as your own shodan like service to keep results of all those scans. Keep in mind that automating all of these things will require your own efforts. Source: over 2 years ago
To add to what others have said while trying and failing to be technical about it. This is normal. The web browser is saying this because it has no way to tell if the site you are trying to go to is the real site or has been faked in some way. So this warning just means you need to make sure on your own that what you are connecting to is what you think you are connecting to. When going to a site out on the... Source: over 1 year ago
ZoomEye - Network mapping service
Let's Encrypt - Let’s Encrypt is a free, automated, and open certificate authority brought to you by the Internet Security Research Group (ISRG).
Armitage - Armitage makes penetration testing easy by adding a GUI to the Metasploit framework
COMODO SSL - Buy your Comodo SSL certificates directly from the No.1 Certificate Authority powered by Sectigo (formerly Comodo CA). Fast service with 24/7 support. Over 20 years of SSL Certificate Authority!
Shodan - Shodan is the world's first search engine for Internet-connected devices.
SSL For Free - Free SSL Certificate issued in less than a minute.