--- /dev/null
+#!/bin/bash
+
+file="$1"; shift
+if [ -z "$file" -o ! -f "$file" ]; then
+ echo This script requires a PEM-format file name to show the certificates within.
+ exit 1
+fi
+
+openssl crl2pkcs7 -nocrl -certfile "$file" | openssl pkcs7 -print_certs -text -noout
+