Encryption and Backdoors

As part of my Introduction to Communication course, I presented on Encryption and why governments should not require companies to install backdoors into their software.

Transcript

1. SUBTITLE TEXT
   By Nickelodeon [All Rights Reserved], via Encyclopedia SpongeBob
   

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2. SUBTITLE TEXT
   TOM PAULUS
   ENCRYPTION & BACKDOORS
   By National Security Agency [Public domain], via Wikimedia Commons
   

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3. WHAT IS ENCRYPTION?
   By Unknown or not provided (U.S. National Archives and Records Administration) [Public domain], via Wikimedia Commons
   First 29 Navajo U.S. Marine Corps code-talker recruits being sworn in at Fort Wingate, NM.
   

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4. By Berthold Werner (Own work) [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
   Simple Encryption :: The Caesar Cipher
   

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5. By Berthold Werner (Own work) [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
   Simple Encryption :: The Caesar Cipher
   One tablespoon listening
   

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6. By Berthold Werner (Own work) [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons
   Simple Encryption :: The Caesar Cipher
   Bar gnoyrfcbba yvfgravat
   One tablespoon listening
   

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7. THE PROBLEM:
   By Victorgrigas (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
   Major Tech Companies are encrypting more and
   more customer data, but government agencies
   are requesting massive amounts of user data.
   

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8. By Victorgrigas (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
   “We have no idea what he said because those messages were
   encrypted. And to this day, I can’t tell you what those messages
   said with that terrorist 109 times the morning of that attack. That’s a
   big problem, and we have to grapple with it.”
   FBI Director James Comey speaking about a Terrorist attack in
   Garland, Texas at a Senate Judiciary Committee Meeting
   

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9. THE CAUSE:
   By Victorgrigas (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
   An increasing amount of communication takes
   place via Computer-mediated communication,
   much of which is secured by the service.
   

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10. THE SOLUTION:
    By VGrigas (WMF) (Own work) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
    Personally Protect your information and let your
    lawmakers know how you feel!
    

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11. -----BEGIN PGP SIGNED MESSAGE-----
    Hash: SHA512
    This is my signed message to you!
    -----BEGIN PGP SIGNATURE-----
    Version: Keybase OpenPGP v2.0.53
    Comment: https://keybase.io/crypto
    wsFcBAABCgAGBQJXCW1oAAoJEF+LBtSPgDJaCFcP/jaew0OB7sa5vKTea7mXMAzA
    OoHHbzm775acWAOnxl/N9CvmGnNxCSak+xYhJVVxW1jTYqWyj9Ag+W6TOwBYZbvy
    YAHqh9ojudoNffPzSm2rHxb28U9DHNh7OJgiSY5sb9tmETvmFVXJwIhkmwZR1/j7
    3mV2/ITyJP56z+lijo29wkUmvp7J8UTQFuKJKkYNe0mkyHOK26RT+iDl9MsiO89h
    arj5miMADSeNVzqVkH/umXRmXHsyyVpB/xTrht/6kjeIRlxh7DThgnw1LINOOtpv
    KGM1Q8uAush6b9PchZJNHJNAhPlo23qLDvLu9TJyr+AIv6AhOk6hXoFPfO0uV1IJ
    HSwjjmUHvjZV/QvsDOxhiIYREfGmEW81iu1eRNJ4jZc36t+MYcxom66RBuVXc/sD
    6mkzKFYbaKtM8emXyiG163OZ4wYUCv2wkZP4LGYpIARFJt48RYszIY/2PpLPhHr7
    TlaBwRabE6NJmihKVUfaCgEb6nlGczS3sgRm/2gkpNHlWdqUiz/odalGB1PuZJnr
    uVYIy6t4NYNgZWntBVlJm5YaQTMlSoVa23nr7t7ZM6cCcA9axl5RT+pgMjL9a4A2
    vjRo9azLHV2ZQjMCrrESJjvB4ZPf9xFckUvdasG545QelcuYkBj2ju6794Trmyjm
    PXBvPTbOwuwBsXKa3gaL
    =EPyf
    -----END PGP SIGNATURE-----
    

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12. By Paulo Barcellos Jr. [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons
    THANK YOU!
    Got Questions?

    Feel free to email me: presentations@tompaulus.com
    

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