By Johannes B. Ullrich, Ph.D. httpoxy Vulnerability
https://isc.sans.edu/forums/diary/HTTP+Proxy+Header+Vulnerability+httpoxy/21271/
Apple Security Updates
https://support.apple.com/en-us/HT201222
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https://www.arneswinnen.net/2016/07/how-i-could-steal-money-from-instagram-google-and-microsoft/
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