diff -urNp a/local/net-snmp-cert b/local/net-snmp-cert
--- a/local/net-snmp-cert	2021-10-11 09:08:53.451970484 +0200
+++ b/local/net-snmp-cert	2021-10-11 09:11:36.765386413 +0200
@@ -1002,7 +1002,7 @@ sub make_openssl_conf {
 rdir            = .
 dir		= $ENV::DIR
 RANDFILE	= $rdir/.rand
-MD		= sha1
+MD		= sha512
 KSIZE		= 2048
 CN		= net-snmp.org
 EMAIL		= admin@net-snmp.org