Category: Security

PKI-04015: Trusted cert cannot be removed

Trying to remove the trusted certificates from the wallet and getting the errors 

$ orapki wallet remove -wallet . -trusted_cert_all
Oracle PKI Tool : Version 11.2.0.4.0 - Production
Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.

Enter wallet password:
PKI-04015: Trusted cert cannot be removed. CN=A,O=B,C=C

SOLUTION

$ orapki wallet display -wallet .
Oracle PKI Tool : Version 11.2.0.4.0 - Production
Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.

Enter wallet password:
Requested Certificates:
User Certificates:
Subject:        CN=A,O=B,C=C
Trusted Certificates:
Subject:        CN=A,O=B,C=C

$orapki wallet remove -wallet . -trusted_cert -dn "CN=A,O=B,C=C"
$ orapki wallet remove -wallet . -cert_req -dn "CN=A,O=B,C=C"
$ orapki wallet display -wallet .
Oracle PKI Tool : Version 11.2.0.4.0 - Production
Copyright (c) 2004, 2013, Oracle and/or its affiliates. All rights reserved.

Enter wallet password:
Requested Certificates:
User Certificates:
Trusted Certificates:

How to Change the Owner of Database in SQL SERVER

Check database owner by the below sql query:

select name, SUSER_SNAME(owner_sid) OWNER from sys.databases;

To change the owner of a database, the following either way should do the job.

  1. On SQL Server Management Studio -> Right Click on Database -> Properties-> Files ->click Owner..

2. Change owner of a database by sql.

ALTER AUTHORIZATION ON DATABASE::TESTDB TO "VIRTUALLAB\Administrator";

If you meet the following error messages.

Msg 15110, Level 16, State 1, Line 48
The proposed new database owner is already a user or aliased in the database.

Then drop the user first, and re-run the above one.

USE "TESTDADB";
GO
drop user "VIRTUALLAB\Administrator";

ALTER AUTHORIZATION ON DATABASE::TESTDB TO "VIRTUALLAB\Administrator";

How to Enable Remote Connections to MSSQL Server

This post shows step by step on how to enable remote connections to a sql server by configuring ports and firewalls , etc.

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