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HTTPS SNI Monitoring How-to

Hi, You may or may not already have encountered a webserver that requires the SNI (Server Name Indication) extension in order to know which website it needs to serve you. It comes down to "if you ...
Published Mar 23, 2014
Version 1.0
availability
deployment
https
management
monitor
monitoring
openssl
security
sni
ssl
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Thomas_Schocka1
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Thomas_Schocka1
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Opher_Shachar_6's avatar
Opher_Shachar_6
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Oct 10, 2016

@daboochmeister It is about the TLS extension of Server Name. This happens at the SSL negotiation level that takes place before the HTTP request is sent. ADFS for example will reset the connection if no SNI extension is given in the SSL's ClientHello.

 

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