Wave from everyone at Security First. Thanks for reading.

Security First is an organisation that works to increase the security of human rights defenders – simply and comprehensively. We built Umbrella, a free, open source Android mobile application that provides all the information and tools needed for a journalist, activist or human rights defender to operate safely. With step-by-step processes for every situation from sending a secure email to emergency evacuation.

Update: You can download Umbrella App from or the Google Play store it iOS Store (search for "Umbrella Security")

Amazon App Store:

F-Droid Repo:

You can read our code or contribute here:


Come and learn more at - or email rory AT secfirst DOT org

[ my public key:; my proof: ]


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