Include Trusted_Connection=yes in your DSN. 
my $DSN = "driver={SQL Server};Server=$server;database=$database;Trust
+ed_Connection=yes";
my $dbh = DBI->connect("dbi:ODBC:$DSN") || die "Error: $DBI::errstr";

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In reply to Re: Using Perl to connect using trusted connection by Ven'Tatsu
in thread Using Perl to connect using trusted connection by Fuism

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