AOL/Yahoo security changes?

[Paul Gilmartin]

AOL and Yahoo have been warning me that there will be
new security procedures in a couple days.

I access AOL and Yahoo with IMAP/SMTP.

How will this affect my (infrequent) use of these
services with Mutt?

URLs:
https://uk.help.yahoo.com/kb/new-mail-for-desktop/SLN27791.html?impressions=true#others
https://help.aol.com/articles/allow-apps-that-use-less-secure-sign-in#others

Thanks,
gil