Online Security Basics

Chuck McAndrew - IT Librarian at the Lebanon Public Libraries

chuck.mcandrew@leblibrary.com

Mark Glisson - Information and Technology Specialist at the Hooksett Library

mglisson@hooksettlibrary.org

"By the end of this class, you will feel less secure and be more secure"
- Blake Carver
1. Do Your Updates
2. If you can remember all of your passwords, you are doing it wrong
3. A Long Password is a Strong Password

kdiosn

has 266 or 308,915,776 possibilities

KdIOsn

has 526 or 18,770,609,664 possibilities

this is 60 times stronger than kdiosn

kdiosnplannew

has 2612 or 94,289,566,600,000,000 possibilities

this is 3,089,155,776 times stronger than kdiosn

and is 4,826,809 times stronger than KdIOsn

4. Don't rely on passwords
5. If you don't back it up, you don't care about it

3,2,1 Rule

3 Copies of data

2 different media types

1 copy off site

6. Backups are worthless, restores are priceless
7. Send letters, not postcards

Web browsing

HTTPS

Messenging

iMessage

WhatsApp

Signal

Stronger Protections

VPN

Tor

8. Practice defensive browsing
9. Don't trust public wifi
10. Don't trust email

Chuck McAndrew - IT Librarian at the Lebanon Public Libraries

chuck.mcandrew@leblibrary.com

Mark Glisson - Information and Technology Specialist at the Hooksett Library

mglisson@hooksettlibrary.org