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Raj_NRRaj_NR 

Salesforce authentication types for callout/callin to connect external platforms to get the data/receive data.

Hi,

I would like to learn about web service in salesforce so i need some clear description about in how many ways we can authenticate for callouts and call in methods? if any has having some good links about this please share with me.

Thanks in Adavance,
Raju.
SandhyaSandhya (Salesforce Developers) 
Hi Raj_NR,

Please refer below links it may help you.

https://developer.salesforce.com/page/Apex_Web_Services_and_Callouts
 
https://developer.salesforce.com/page/Making_Authenticated_Web_Service_Callouts_Using_Two-Way_SSL
 
https://krishhari.wordpress.com/2012/02/16/making-authenticated-web-service-callouts-from-salesforce-to-ibm-cast-iron-using-sslcertificatespart-iv/
 
Hope this helps you!

Please accept my solution as Best Answer if my reply was helpful. It will make it available for other as the proper solution. If you felt I went above and beyond, you can give me kudos.
 
Thanks and Regards
Sandhya

 
Raj_NRRaj_NR
Thanks Sandhya.

Regards,
Raju.