ECHO_PAYMENT_SECRET — (partly documented)
Interchange 5.9.0:
Source: lib/Vend/Payment/ECHO.pm
Line 309 (context shows lines 299-313 in echo():274)
$::Variable->{ECHO_PAYMENT_ID} || $::Variable->{MV_PAYMENT_ID} || $::Variable->{CYBER_ID} or push @errMsgs, "No payment ID found."; } # Required for validation if (! $secret) { $secret = $opt->{secret} || charge_param('secret') || $::Variable->{ECHO_PAYMENT_SECRET} || $::Variable->{MV_PAYMENT_SECRET} || $::Variable->{CYBER_SECRET} or push @errMsgs, "No payment secret found."; }