PC Recipe How to use Google Authenticator
Do you use Authenticator intuitively? Here I will tell you the tips for Google Authenticator and how to back up the verification codes.
2FA
PC Recipe 
Advance Preparation 7. Security Measures
This is the security from hardware to software. At the ending part, there are the countermeasures against hackers. Please refer to it.
PC Recipe Never Fail to two-step Authentication
I know it's sudden but, have you ever failed to two-step authentication (2FA) ? There are the cases not to use 2FA by losing or changing your smartphone. I will tell you the technique never fail to this 2FA.
Monthly Reports Monthly Report ( Oct. to Dec. 2023 )
In this month, I challenged to weaken the radio waves of Wi-Fi. We are always worried when we find neighbour's Wi-Fi on PC. I tried to stop this weird one.
Advance Preparation 5. Select your Hosting Service
Select a web hosting service for WordPress. If you don't mind the cost, WordPress.com is supposed the best, but there are a lot of recommendable web hosting services.
Monthly Reports Monthly Report ( March 2023 )
In this month. I solved the problem that Jetpack-Website Builder cannot use 2FA on initial setting. Also, I made a useful table of contents using Easy Table of Contents.
Advance Preparation 3. Installing Authenticator
Install Google Authenticator to your mobile for 2FA. It can use Microsoft Authenticator, however, to consider about connection to Google account, it's much better to use Google Authenticator.
Advance Preparation 2. 2FA of Google Account
Configure 2FA to Google account. It elevates the security higher. In this case, configure Google Prompt, which is easy to use. It doesn't need to verify again after configuring it,