AWS SDK for .NET Documentation
SourceSecurityGroupName Property
AmazonAmazon.EC2.ModelAuthorizeSecurityGroupIngressRequestSourceSecurityGroupName Did this page help you?   Yes   No    Tell us about it...
The name of the source security group. Cannot be used when specifying a CIDR IP address.
Declaration Syntax
C#
public string SourceSecurityGroupName { get; set; }

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)