When you send a message with the #Bolo app, it is checking if your contact is online with this request. The endpoint is taking the "contact userId" (the 1st black rectangle in the picture)pic.twitter.com/lEqch4vpFa
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4) Stop the drama 5s and try to understand what I’m saying. If needed ask to a professional. It’s not the flaw of the year but it’s still not good
all bugs are features 

Overall it seems no security flaw in bolo app , u guys talking about a simple feature of app
1. Let's build an app
2. Single feature: nationalism
3. Create 20 fake Twitter accounts to defend its security
4. Single feature: defend app
Not very different from the way @BJP4India runs the country ^^
Great suggestion! And we have that already, check out Settings > Privacy.pic.twitter.com/mBudl7da3x
Keeping this settings mean nothing when the details can be retrieved easily through simple requests!
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