Recover RSA Private Key via GCD Factorization ๐ ๏ธ
Use GCD to factorize RSA public keys and recover the private key for signature forging in the rhme2 challenge.

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119.3K views โข Apr 21, 2017

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Using the greatest common divisor (GCD) to factorize the public modulo into the secret primes, so we can forge a RSA signature.
Source for the rhme2 challenges: https://github.com/Riscure/Rhme-2016
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Source for the rhme2 challenges: https://github.com/Riscure/Rhme-2016
-=[ ๐ด Stuff I use ]=-
โ Microphone:* https://geni.us/ntg3b
โ Graphics tablet:* https://geni.us/wacom-intuos
โ Camera#1 for streaming:* https://geni.us/sony-camera
โ Lens for streaming:* https://geni.us/sony-lense
โ Connect Camera#1 to PC:* https://geni.us/cam-link
โ Keyboard:* https://geni.us/mech-keyboard
โ Old Microphone:* https://geni.us/mic-at2020usb
US Store Front:* https://www.amazon.com/shop/liveoverflow
-=[ โค๏ธ Support ]=-
โ per Video: https://www.patreon.com/join/liveoverflow
โ per Month: https://www.youtube.com/channel/UClcE-kVhqyiHCcjYwcpfj9w/join
-=[ ๐ Social ]=-
โ Twitter: https://twitter.com/LiveOverflow/
โ Website: https://liveoverflow.com/
โ Subreddit: https://www.reddit.com/r/LiveOverflow/
โ Facebook: https://www.facebook.com/LiveOverflow/
-=[ ๐ P.S. ]=-
All links with "*" are affiliate links.
LiveOverflow / Security Flag GmbH is part of the Amazon Affiliate Partner Programm.
#CTF #Cryptography
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Video Information
Views
119.3K
Likes
3.0K
Duration
12:42
Published
Apr 21, 2017
User Reviews
4.7
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