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securityfirst/Umbrella_content

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Open source Android, iOS and Web app for learning about and managing digital and physical security. From how to send a secure message to dealing with a kidnap. Umbrella has best practice guides in over 40 topics in multiple languages. Used daily by people working in high risk countries - journalists, activists, diplomats, business travelers etc.

6 mentions on Hacker News by 1 person: 2 stories, 4 comments · first 2016-04-28 · latest 2018-01-30