WordPress editor supports inserting images from the clipboard, but the pictures are bad Data:URL type.
This plugin converts image files in PNG format on a server.
Insert a copy of the windows screen in the post or page – a good example for the use of this plugin.
It is very comfortable.
<h3>Arbitrary section 1</h3>

Save Data:URL images

WordPress editor supports inserting images from the clipboard, but the pictures are bad Data:URL type.

devoutpro

NoMore404 is a free WordPress plugin for redirection of 404 pages and simple firewall to block malicious hosts and URLs. 
All redirections are done via 301 redirection. 
You can mark any hosts and URLs to be blocked as malicious as well.

Nomore404 404 Redirection and Firewall

NoMore404 is a free WordPress plugin for redirection of 404 pages and simple firewall to block malicious hosts and URLs.

Save Data:URL images vs Nomore404 404 Redirection and Firewall