Allowing users to access only the data they are authorized to access.

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3
votes
2answers
63 views

disallow SET command in a postgresql server

Im planning to publish my postgresql server to a few untrusted clients. I dont want them to modify any runtime setting, like work_mem or something risky to my server. In general I assume the ...
5
votes
1answer
93 views

How is SQL Server host identity ensured?

When I connect to some e-commerce website with my browser I use HTTPS that uses a certificate that (more or less) guarantees that example.com is indeed example.com. Now I connect to a SQL Server ...
4
votes
2answers
477 views

Securely generate a UNIQUEIDENTIFIER in SQL Server

I intend to be using a UNIQUEIDENTIFIER as an access key that users can use to access certain data. The key will act as a password in that sense. I need to generate multiple such identifiers as part ...
15
votes
6answers
2k views

Why should an application not use the sa account

My first question ever, please be gentle. I understand that the sa account enables complete control over a SQL Server and all the databases, users, permissions etc. I have an absolute belief that ...
0
votes
1answer
3k views

Login Failed for Domain\ServerName$ when trying to create a new SQL Server Reporting Services Application in SharePoint 2013

Basic setup: All of the following is installed on Domain\Servername: SharePoint 2013 Standalone Install (Trial version) Currently using an instance of SQL Server 2012 SP1 Express for basic ...
0
votes
1answer
50 views

Cannot create perlplu function

Running PostgreSQL 9.1.8 on Xubuntu 12.04, installed from the repos. From the shell, I have executed: createlang plperl db_name; createlang plperlu db_name; As the superuser running psql, I have ...
0
votes
2answers
976 views

Secure Linked Server - Non privledged user possible? Registry corruption?

Is it possible to use a non privledged Windows domain account to impersonate itself in a linked server? And why would it be unable to read the registry for available network protocols? Overview: ...
7
votes
2answers
641 views

Limit connection rights on SQL Server

I have an app to deploy in production that uses 'honor system' security. That is, all users connect to the DB using a SQL user/passwd credential and the app manages permissions itself. The latter part ...
0
votes
1answer
33 views

Giving permission for each table within a database

I want to give different permission for different tables within a single database for a user.For example a user has full permission to a table while for another table only read permission.How it can ...
1
vote
1answer
122 views

clusterdb stopped working for PostgreSQL database in Ubuntu 12.04 server

After a fresh PostgreSQL install (version 9.2) on my Ubuntu server 12.04, clusterdb utility stopped working. I used the same config files as I used with version 9.1. Below is the actual command: ...
4
votes
3answers
592 views

Is it ever harmful to set a database owner in SQL Server?

There are a bunch of databases on one of our SQL servers that have no owner. Generally speaking, is it harmful to give them one? For example: USE dbName; GO EXEC sp_changedbowner 'sa'; GO I know ...
0
votes
2answers
92 views

Changing passphrase for EncryptByPassPhrase

I am using EncryptByPassPhrase to encrypting some columns. If I want to change the passphrase in the future, how can I change it?
2
votes
1answer
71 views

What is the equivalent of a “Certificate of Destruction” when using a cloud-hosted database?

We have a Rails application hosted by Heroku and using an Heroku Postgres database. Some of the information we store is considered to be sensitive by our users, and we've been asked if we can provide ...
0
votes
2answers
109 views

Can I configure MySQL's typecasting to consider 0 != 'foo'?

This article points out the following security problem with MySQL: USERS id | email | password_reset_token 1 | one@example.com | QTlXww)uV!Hdg3U6aGwKV2FPvAqzVgPx 2 | two@example.com | ...
5
votes
2answers
1k views

RSExecRole missing

I have multiple servers and 4 of them have reporting services installed with the ReportServer & ReportServerTempDB databases. A few days ago I was setting up security for a new login and I found ...
3
votes
1answer
82 views

Creative workaround for granting edit rights to individual jobs for a group?

We have two developers that say they can not function without full rights to a few jobs on our database server. They both want rights to the same jobs. Given that it seems that MS doesn't seem to be ...
3
votes
1answer
202 views

Domain group hierarchical group membership and SQL Logins mapped to AD groups [closed]

SQL Version: Microsoft SQL Server 2005 - 9.00.4035.00 (X64) Nov 24 2008 16:17:31 Copyright (c) 1988-2005 Microsoft Corporation Standard Edition (64-bit) on Windows NT 6.1 (Build 7601: ...
1
vote
1answer
223 views

“The SELECT permission was denied” only for some of my tables

In my database there are about 100 tables on 2 tables I get the following error when accessing the database by a SP (all data access uses SP): The SELECT permission was denied on the object 'XXX' ...
5
votes
1answer
3k views

The login already has an account under a different user name

When I execute this SQL: USE ASPState GO IF NOT EXISTS(SELECT * FROM sys.sysusers WHERE NAME = 'R2Server\AAOUser') CREATE USER [R2Server\AAOUser] FOR LOGIN [R2Server\AAOUser]; GO I get the ...
3
votes
1answer
82 views

Analysis service database security at application level

I have got a SSAS Cube, we have written an windows application which would issue MDX queries to access the data from the cube and show it in the reports . This windows application is a licensed ...
2
votes
1answer
207 views

What are the implications of changing the SQL Server Service Logon Account?

What are the implications of changing the SQL Server Service Logon Account? My default instance currently uses Network Service. I want to change this to a domain account. Are there any implications?
5
votes
2answers
280 views

Stored Procedure as Create Table proxy?

With SQL Server it was my understanding, I thought, that you could elevate a users permissions with specific constraints. For example, you need a user to create a specific table object in a specific ...
2
votes
2answers
4k views

How to set Password for sqlplus /as sysdba

I am new to Oracle. I would like to know how to set login password for sqlplus / as sysdba in oracle 11g. I want to set the password for my next login, i dont want to login as sqlplus / as sysdba ...
7
votes
3answers
2k views

Restrict access for Windows administrator

As the SQL Server best practices says, "Windows Authentication mode is more secure than SQL Authentication". And now I want to know: is there a way to protect SQL Server from user with Windows ...
4
votes
2answers
2k views

Can we minimise the risk of using xp_cmdshell?

Using xp_cmdshell can be quite helpful and sometimes possibly the only answer to some scenarios. I've read some posts on the internet that enabling xp_cmdshell might jeopardize the security of the ...
3
votes
1answer
1k views

SQL Server 2008 - is “NT AUTHORITY\ANONYMOUS LOGON” login “mandatory”?

My spider senses are tingling when I found this "NT AUTHORITY\ANONYMOUS LOGON" account on a SQL Server logins. I tried to research the matter and I even have a book about SQL Server management. Also ...
3
votes
1answer
447 views

Different Results From sys.databases As Different Users

We have a SQL Agent job that is configured to run as user "dbo". This job gets a list of databases defined in sys.databases that match a naming scheme. The job then performs some dynamic SQL to ...
5
votes
1answer
277 views

TFS 2012 - Database Project - User with NO LOGIN map to Windows - best practices

I have a SQL Server Database Project (.NET 4.5) in TFS 2012. As a DBA, i'm looking for a mechanism whereby the developers can create 'CREATE USER' sql scripts and assign their permissions within the ...
6
votes
2answers
476 views

SSRS appears to be ignoring Permissions set using Report Manager

I have setup SSRS on SQL Server 2008 in native mode. As an administrator I can login to report manager, upload reports and run them, and also use the Web Service URL to generate reports. I have also ...
3
votes
1answer
153 views

Make sure MySQL is not accepting remote connections

I am currently doing development for a LAMP-based website. I do not know what configuration changes have been made to MySQL since it was installed on our server. The way that we use MySQL, there is no ...
2
votes
2answers
133 views

One database per company for “security” reasons [duplicate]

Possible Duplicate: Is that a good idea to use one database for 50.000+ shops? We are developing an internet application in C# with MVC 4. It's connected to a database which will contain a ...
1
vote
1answer
140 views

sp_setapprole taking 100 - 200 ms [closed]

SQL Server 2008 SP1 here. We have a machine where sp_setapprole calls take more than 100ms and they are done many times per user operation on an application. The developer says that in his setup, ...
2
votes
1answer
305 views

Oracle Packages, Procedures and Functions Not Respecting Roles

When you create a package, sproc or function in one schema (say, SCHEMA1) that accesses objects in another schema (SCHEMA2), even when SCHEMA1 has appropriate permissions to the respective SCHEMA2 ...
5
votes
1answer
757 views

Can I retrieve all database objects owned by a particular user?

We have a user who is leaving and I need to know every database object that he owns. Is there a query that will provide this information?
5
votes
4answers
2k views

SQL Server script to delete accounts no longer in Active Directory

We have a SQL Server 2000 that will shortly be migrated to SQL Server 2005. It has years of Windows Authentication accounts created that no longer exist in Active Directory, which prevent the Copy ...
3
votes
1answer
1k views

Does this mean the 'public' has full select, insert, update, and delete access?

I'm trying to create a new DB user in SQL Server 2008 R2 that can only select from one SQL View. But no matter what I try when I login as this new user I can select from any table. I ran this query: ...
2
votes
2answers
559 views

Securely Send Database Mail via an Insert Trigger

I have spent about 30 hours so far trying to get sp_send_dbmail to work. I finally got SOMETHING to work, but I have serious doubts as to its security. I would like know a method which is better yet ...
3
votes
2answers
1k views

How do I configure SQL Server 2012 so that it can restore and see files in my user account?

I have an SQL Server 2012 instance running as a service on my computer, and according to the service page it logs on as account "NT Service\MSSQLSERVER". However I can't see that account name ...
0
votes
1answer
646 views

Saving every mysql user login attempts

Is there a way to save the username and the IP from which the user tries to login to a MySQL server?? Enabling general-log seems to log everything but that seems to write too much details taking more ...
5
votes
1answer
242 views

SQL Server Security Hierarchy

I have been working as a developer with SQL Server for years without asking the question, "what is dbo", a shame. Recently I have been studying the security model of SQL Server 2008. I have been ...
1
vote
1answer
611 views

How to properly secure MySQL database?

We have a web application based on the famous triad apache + php + mysql which we sell to our customers and gets installed on their servers. Currently, we are using MySQL 5.1.41 which has only a ...
2
votes
2answers
85 views

Searching transaction logs for changes

I currently have a database with an attached CMS. The CMS has about 50+ people with various permission levels that can log in etc... I would like to know if there is a way I can look at the ...
2
votes
1answer
116 views

Create MS SQL login for support engineer to access only vendor database

I have sql server 2005, I need to create separate database login to support engineer of my software vendor to access their own database. My only worry is deny him to take backup from our database ...
1
vote
1answer
616 views

Can't grant role permissions under sysadmin login

I'm trying to execute this script from Management Studio: GRANT ALTER ON ROLE::[AdaptTemplate] TO [AdaptAdmin] AS [AdminSapr] Execution fails with this message: Msg 15151, Level 16, State 1, ...
2
votes
1answer
2k views

What are SQL Server Securables?

I migrated two applications to the new server. One of the them works without any issues but the other ran into back end sql permission problems like The EXECUTE permission was denied on the ...
1
vote
1answer
93 views

Does Microsoft Security Bulletin MS11-049 affect SQL Server 2008 SP3?

The security bulletin does not list SQL Server 2008 SP3 under affected software but it came out prior to that service pack. We are running SP3 but this issue is still showing up on a vulnerability ...
2
votes
1answer
301 views

Understanding SQL Server encryption (by password)?

After asking this I still have a question. A company need to store sensitive data. Please let's not talk about certificate right now. A DBA does the following : CREATE SYMMETRIC KEY ...
4
votes
1answer
240 views

SQL Server 2008 encrypted connection using multiple server names

I have a SQL Server that must be accessed using various DNS names (SQL1, sql1.contoso.local, sql1.contoso.com, etc) and I'm struggling with creating a correct SSL certificate that can be used to ...
2
votes
1answer
2k views

Security permission to only read SSAS Cube with Excel

I have an SSAS database set up on a SQL Server 2008 server. I have a Role set up with a group of users that I want to be able to access the Cubes in that database. I set up "Read definition" and ...
4
votes
2answers
369 views

Integrated Security Success on Master, Fails on Other Database

I'm a bit perplexed as to why my connection string is selectively succeeding on the master database in SQL Server 2005. Here are the details of my app. Any ideas where to look? I'm clearly missing ...