Hello!
It's hard to say, what you need to do to view someone's private profile on Instagram. They say , it's almost impossible to do. You should keep digging, for example in google.com
Such phrases like "Instagram private profile viewer" should help. Hope I helped you. :)
You could hack Instagram before, but it only gave you access to posting on someone's profile, not seeing their pics.
When you were ever asked "Instagram Would like to access your public profile and friend list" a token is issued to verify this process.
This access_token can be intercepted by an attacker who could use to this to take control of:
Facebook have closed this loophole now.
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