Kirk and Josh talk explain what two-factor authentication is and why you should use it, then discuss Bitcoin, and explain how some apps and websites hijack your processor to make (virtual) money. Two-Factor Authentication: How It Works and Why You Should Use It MacVoices Update: Twitter Unhacked... (http://www.macvoices.com/macvoices-update-twitter-unhacked-overcast-issues-patreon-campaign/) Two-factor authentication for Apple ID (https://support.apple.com/HT204915) Multi-factor authentication (Wikipedia) (https://en.wikipedia.org/wiki/Multi-factor_authentication) Security tokens (Wikipedia) (https://en.wikipedia.org/wiki/Security_token) 1Password (https://1password.com) Google Authenticator (https://support.google.com/accounts/answer/1066447?co=GENIE.Platform%3DiOS&hl=en&oco=0) Unlock your Mac with Apple Watch (https://help.apple.com/watch/#/apd4200675b8?cid=acs::applesearch) Why You Shouldn’t Use SMS for Two-Factor Authentication (and What to Use Instead) (https://www.howtogeek.com/310418/why-you-shouldnt-use-sms-for-two-factor-authentication/) Here's how to stop SIM fraudsters from draining your bank account (https://www.digitaltrends.com/mobile/sim-swap-fraud-explained/) Bitcoin (https://bitcoin.org/en/) Cryptocurrency (Wikipedia) (https://en.wikipedia.org/wiki/Cryptocurrency) Cryptojacking craze that drains your CPU now done by 2,500 sites (https://arstechnica.com/information-technology/2017/11/drive-by-cryptomining-that-drains-cpus-picks-up-steam-with-aid-of-2500-sites/) How to Use Activity Monitor to Troubleshoot Problems on a Mac No Coin (Firefox add-on to block in-browser cryptocurrency miners) (https://addons.mozilla.org/en-US/firefox/addon/no-coin/) (The Chrome extension "AntiMiner" is no longer available, so the link has been removed) Get 50% off Intego's Mac Premium Bundle X9 with the code PODCAST19. Download now and try it for free at intego.com.