An Explanation of HTTPS for the Inexperienced

That little green padlock next to a website address is very important. It indicates that your communication with that website is using HTTPS, a communication protocol that secures everything that you do online.

If you’re an end user, a developer, a business person, or indeed anybody who uses the Internet, this talk will introduce you to HTTPS from the very basics such as how computers communicate over the Internet, to how it affects your business, your clients, and your personal life.

Presented at:

* WordCamp Milano, November 2017.

#wcmil #wordpress #https

Transcript

1. An Explanation of HTTPS
   for the Inexperienced
   

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2. John Blackbourn
   • WordPress core developer
   • Senior engineer at Human Made
   • Find me on Twitter, GitHub, WordPress.org:
   @johnbillion
   

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5. Information you send or get through the
   site is private.
   Always be careful when sharing private
   information.
   Look at the address to make sure you're
   on the site you want to visit.
   

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12. The Internet
    is a bunch of computers connected together
    

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18. What is HTTPS?
    

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19. 1. Trust

    Assurance of identity
    2. Privacy

    Third parties can't read communication

    3. Integrity

    Content can't be changed during transmission
    HTTPS Provides:
    

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20. 1. Trust
    

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21. 1. Trust
    

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22. 2. Privacy
    

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23. 2. Privacy
    Not just passwords and credit card numbers.
    - Email address
    - Location data
    - What you're reading on the internet
    - If you're a target of surveillance
    

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24. 3. Integrity
    

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25. 3. Integrity
    

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26. 1. Trust
    2. Privacy

    3. Integrity
    HTTPS Provides:
    

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27. Hello! Hello!
    

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28. Va bene Here's my I.D.
    

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29. Here's our key Andiamo!
    

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30. HTTPS
    

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31. How does HTTPS affect me?
    

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32. Does HTTPS protect my
    communication on the
    Wi-Fi in a coffee shop?
    Yes, it does
    

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34. Does HTTPS prevent my
    employer from seeing what I
    do on the Internet?
    No, it doesn't
    

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35. Is HTTPS the same as
    SSL or TLS?
    HTTP + TLS = HTTPS
    

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36. Does HTTPS make my
    website safe?
    No, it doesn't
    

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37. Isn't HTTPS expensive to
    implement on a website?
    No
    

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38. Should I add HTTPS
    to my website?
    Yes
    

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39. Grazie!
    Find me on Twitter, GitHub, WordPress.org:
    @johnbillion
    

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