Re: Unusual TLS setting logged by Postfix

2019-10-27 Thread J Doe
> On Oct 22, 2019, at 9:08 PM, Viktor Dukhovni > wrote: > > You see them not used. Kx=RSA. See ciphers(1): Hi Viktor, Thank you for sending this - for some reason, I had it in my mind that key distribution was only via DH/DHE/ECDHE and I completely forgot about RSA (as well as a couple

Re: Unusual TLS setting logged by Postfix

2019-10-22 Thread Viktor Dukhovni
On Tue, Oct 22, 2019 at 05:37:14PM -0400, J Doe wrote: > > On Oct 22, 2019, at 1:18 AM, Viktor Dukhovni > > wrote: > > > >$ openssl ciphers -stdname -s -tls1 -V AES256-SHA > >0x00,0x35 - TLS_RSA_WITH_AES_256_CBC_SHA - AES256-SHA SSLv3 > > Kx=RSA Au=RSA Enc=AES(256)

Re: Unusual TLS setting logged by Postfix

2019-10-22 Thread J Doe
> On Oct 22, 2019, at 1:18 AM, Viktor Dukhovni > wrote: > >$ openssl ciphers -stdname -s -tls1 -V AES256-SHA >0x00,0x35 - TLS_RSA_WITH_AES_256_CBC_SHA - AES256-SHA SSLv3 > Kx=RSA Au=RSA Enc=AES(256) Mac=SHA1 Hi Viktor, Ah, cool - I did not realize I could use

Re: Unusual TLS setting logged by Postfix

2019-10-21 Thread Viktor Dukhovni
On Mon, Oct 21, 2019 at 03:48:10PM -0400, J Doe wrote: > I am aware that this is not an error on Postfix’s fault, but I found the > following entry in one of mail server’s logs confusing. It is nevertheless rather ordinary... > Oct 21 06:09:51 server postfix/smtpd[31405]: > Anonymous TLS

Unusual TLS setting logged by Postfix

2019-10-21 Thread J Doe
Hello, I am aware that this is not an error on Postfix’s fault, but I found the following entry in one of mail server’s logs confusing. I am using Postfix 3.3.0: Oct 21 06:09:51 server postfix/smtpd[31405]: Anonymous TLS connection established from unknown[77.120.120.29]:33126: TLSv1 with