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Questions tagged [handshake]

Anything related to handshaking in telecommunications, i.e. a process of automatic (software or hardware) negotiation of communication parameters between two interconnected devices.

Anything related to handshaking in telecommunications, i.e. a process of automatic (software or hardware) negotiation of communication parameters between two interconnected devices.

See Wikipedia page on handshaking.

620 questions
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Docker: TLS handshake timeout

I've created my own private registry (private-registry) but I'm unable to push images to it. Than I get the following error: The push refers to a repository [private-registry:5000/ubuntu] (len: 1) unable to ping registry endpoint…
user5558501
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Two general agreement and TCP handshake

So the two general problem states that there is no deterministic way of knowing if the other party - to whom we communicate via a unreliable channel - has received our messages. This is quite analogous to the TCP handshake where we send a syn syn…
Faiz Halde
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How much data it cost to set up a TCP connection?

I am building an app where my phone frequently send data to my server. Since I would be using my mobile data, I was wondering how much data it cost to set up (and tear down?) a TCP connection to my server.
Zhang Yifan
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xcode - failed to get reply to handshake packet

When I make a build, the build is installed in the device but XCode is giving this error: "failed to get reply to handshake packet" and it won't launch the game, so I'm not able to see the console for debugging. The game runs fine if I manually…
Sailendu
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Handshake alert: unrecognized_name error

I am using Charles 3.7 to debug SSL connections. I was able to view most of the HTTPS connections, however there is 1 or 2 sites that returned "SSLProtocol: handshake alert: unrecognized_name" when I try to debug it, and I was unable to load the…
kchiewtrc1
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OpenSSL 1.0.1 handshake workaround in Ubuntu?

I've encountered a serious bug in OpenSSL 1.0.1 on Ubuntu 12.04: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=665452 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=666051 <- dated Oct 3 2012! The gist of it is that I'm able to connect to some…
Zack Morris
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Hyperledger Fabric - Error on Invoke / TLS handshake failed with error tls: first record does not look like a TLS handshake

Scope: This is a network with one channel composed of 3 Orgs, 1 anchor peer per organization, 1 CA per org and 1 MSP per org. I'm facing an issue on my Hyperledger Fabric network related to the TLS handshake process that occurs when I make an…
zyzz
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Java 8 RECV TLSv1.2 ALERT: fatal, handshake_failure

I have exhausted my capabilities researching and experimenting to solve this problem. I've tried Trust Managers, ssl socket factories, hostName verifiers, scheme registry, ssl context modifications, etc. Can someone please help me? The program…
PaulJayD
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SSL Handshake Failing With 'Certificate Unknown'

We have an application that is currently running via HTTP protocol. We are aiming to migrate it to HTTPS. We have made the necessary changes, but then during login to the application I am getting a "peer not authenticated" error message. I am…
Pavan Dittakavi
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Php curl set ssl version

Since 3 days I can't connect to the paypal sandbox. I found out that they maybe dissabled the support for SSLv3. So i tried to change the SSL Version in my curl Request by setting : curl_setopt($curl, CURLOPT_SSLVERSION,1); # 1 = TLSv1 But it still…
Ephenodrom
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TLS handshake error

I've set up a docker registry which is using selfsigned certificates but I got this error. What is the meaning of this handshake error? Everytime I try to push an image to my registry, the logs increase. (this are the logs of my registry about…
user5558501
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Error: connect ECONNREFUSED at exports._errnoException at TCPConnectWrap.afterConnect

I am trying to download a file using a url link but I am getting following error throw er; // Unhandled 'error' event Error: connect ECONNREFUSED at exports._errnoException (util.js:746:11) at TCPConnectWrap.afterConnect [as oncomplete]…
Labeo
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nginx error message - what does "peer" refer to?

In order to debug an nginx error case, I need to fully understand an error log message first. Our nginx writes the particular error log message from time to time. Log message "peer closed connection in SSL handshake (104: Connection reset by peer)…
Stephan Møller
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wpa-handshake with python - hashing difficulties

I try to write a Python program which calculates the WPA-handshake, but I have problems with the hashes. For comparison I installed cowpatty (to see where I start beeing wrong). My PMK-generation works fine, but the PTK-calculation alsways seems to…
user1451340
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Android https handshake terminated exception

I'm getting this exception randomly when trying to make https request, sometimes it works and sometimes failed to make handshaking with this exception. And I'm trying with lollipop and marshmallow. javax.net.ssl.SSLProtocolException: SSL handshake…
Ahmed Gamal
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