Manish Pansiniya's Blog

.NET, C#, Javascript, ASP.NET and lots more…:)

550 Cannot receive from specified address : Unauthenticated senders not allowed in SendGrid

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I received this while working with SendGrid. The issue was, we are not using Authentication before sending emails. Just set it up in our code and it works like charm.

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Written by Manish

June 22, 2013 at 5:10 pm

Posted in .NET, .NET 4.0, ASP.NET

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