Security of ssh key passphrases - i.e. where to save them?

[Ralf Mardorf]

On Sun, 2024-08-18 at 15:45 +0100, Colin Law wrote:
> On your Yahoo problem do they not supply emergency access codes for
> times when your normal 2FA access cannot be used for some reason?

They offer SMS to a mobile phone, but I don't own a mobile phone.
However, today I received emails with verification codes. The first two
codes reached me after they had expired, but I was able to use the third
one and log in. In the junk folder where 110 mails, most from this
mailing list, a few from the claws mailing list and 2 additional mails,
adverts that can be regarded as real spam.