Microsoft has warned customers about active attacks exploiting a remote code execution (RCE) vulnerability in its SharePoint server software. Malicious actors are using this flaw to gain unauthorised and persistent access to on-premise servers, and thousands of organisations could be affected. Attackers may retain access even after servers are patched with updates released by Microsoft for SharePoint servers.

There is a great need in healthcare, nanotechnology and other areas to improve our ability to see tiny objects that elude even the most powerful optical systems.