At the request of the Research Councils UK e-Infrastructure group, Janet established a working group from 2013-2016 to support those providing and using e-infrastructure services in achieving an approach that both protects services from threats and is usable by practitioners. More detail about the group can be found in the Terms of Reference The Working Group published the following papers: E-infrastructures: Access and Security (summary paper) (Jan 16) Federated Authentication for e-Infrastructures (Sep 14) Technical Security for e-Infrastructures (Nov 14) Authorisation/Group Management for e-Infrastructures (May 15) Policies for e-Infrastructures (Jan 16) Accounting and e-Infrastructures (Nov 16) Information about the Working Group's activities, as well as discussion documents, links and recommendations is linked under the following categories. Unless marked otherwise, all items are works-in-progress and we very much welcome your comments and contributions. Meetings   Presentations Case Studies Discussions Technologies References     Andrew Cormack (WG Chair)