Python requests ssl error unknown protocol

c: 480: error: 140770FC: SSL routines: SSL23_ GET_ SERVER_ HELLO: unknown protocol. This is testing on Ubuntu 10. 04 LTS ( Lucid) with Python 2. The " use for all protocols" button in browser/ OS configuration pop- ups makes it easy to accidentally use the setting I had. However I' m not. The answer here worked for me using requests with TLS doesn' t give SNI ing Python 3. 4 and requests 2. 1 package to get nfm. com' website, requests throws an SSLError [ SSL: UNKNOWN_ PROTOCOL]. I' m able to get a valid response from other https sites such as pythonanywhere. The solution to this problem turned out to be related to the requests library. Adding the following to my python library resolved the issue: pip install requests[ security]. ( Note this is not an ideal fix for TLS future security). SSLError: [ SSL: UNKNOWN_ PROTOCOL] unknown protocol ( _ ssl. c: 547) During handling of the above exception, another.

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  • Video:Python protocol error

    Unknown requests error

    To quote the zen of python:. SSL error 140770FC with requests behind company proxy # 1204. The server requires SNI ( server name indication) and will cause a TLS alert if the SNI extension is not used. SNI is available with python 3 and with python 2. For older versions of python see using requests with TLS. The problem you are having is caused by an untrusted SSL certificate. Like mentioned in a previous comment, the quickest fix is setting verify= False : requests. com', verify= False). Please note that. error: 0D0890A1: asn1 encoding routines: ASN1_ verify: unknown message digest algorithm error: 0D0C50A1: asn1 encoding routines: ASN1_ item_ verify: unknown message digest algorithm The software you are using might be. Python requests gives SSL unknown protocol. Are there any other potential reasons for this error? if your client is trying to start the TLS handshake needed for https against this port it will get a plain error message back. On OSX, using python 2. 1 I only had to to install requests using its security setup: pip install.

    I kept getting this error message when connecting to an old website with obsolete HTTPS. website does not support anything else so exclude all other protocols " " " context.