Testing out websocket client and server



Websocket server 

To spin up a server that serve ws request, you can use the following code




Run "dep init"

Run "dep ensure -update"


Websocket client

npm install -g wscat

wscat -c ws://localhost:8002

You will see that you're connected. 


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The specified initialization vector (IV) does not match the block size for this algorithm

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If you're getting  exception when trying to assigned key to a symmetric key and getting error message below :- The specified initialization vector (IV) does not match the block size for this algorithm And your code probably look like something below :- Then you need to go into debug mode and start looking into the supported size for IV as shown in diagram below :- As you can see, IV is 16 bytes, so you need to provide 16 bytes. The same goes for Key field too, if you're adding anything to it. As long as you provide a valid key size, then we're good and you're code will be ready.
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