On 3/13/2024 at 12:55, Slavko via mailop wrote:
Has anyone checked what traffic is still using TLS 1.0 or TLS 1.1 ?
Yes, some infected machines from DZ, BR, AR, ID and so :-)
I checked last 90 days log now, i found only small number of plain
text deliveries to me, but no one legitimate host with failed TLS
attempt before plain text,
Sort of surprising, but I don't think JPMorgan Chase (large U.S. bank)
is able to do TLS 1.2+ from their outbound JavaMail infrastructure in
159.53.111.0/24:
shvj21.jpmchase.com
shvj22.jpmchase.com
...
shvj24.jpmchase.com
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