Tagged Questions

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

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3
votes
0answers
73 views

Security implications of guest account and database chaining on sql server?

I have another database Ydb accessing data in database Kdb. They both have the same owner. In order to allow cross database chaining, it seems I need the guest user to be enabled in Kdb. I did so ...
3
votes
2answers
155 views

Setting up users and admins with schema privileges

I currently have a database that is split into two schemas: data and ref. I have two database roles named Users and Admins. Users need to be able to INSERT, SELECT, UPDATE, and DELETE from the data ...
2
votes
2answers
100 views

What is this host?

I found this in my local MySQL installation today: mysql> select host, user from user; +--------------+---------+ | host | user | +--------------+---------+ | ::1 | root | | ...
2
votes
2answers
192 views

Attacks on Postgresql listening for requests on 'localhost'

I am using jboss server for my servlets and the postgresql as the database server, listening on port 5432 on localhost. My jboss server is bound to a public IP. I want to know that since my postgesql ...
2
votes
2answers
548 views

Is encrypted database possible?

I'm not a DBA but I've been asked to see if we can encrypt the data in sql server such that the admin, despite having access to SQL Server won't be able to see the data but application would still be ...
2
votes
2answers
303 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 ...
2
votes
1answer
180 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 ...
2
votes
1answer
278 views

SQL Server 2005 - Map login to pre-existing user

The short of it is that we have several databases that are synchronized between two failover instances. The primary contains logins that are mapped to the users in the databases, and everything's ...
2
votes
1answer
359 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 ...
2
votes
1answer
163 views

unreachable SQL Server for a group of computers

I'm deploying SQL Server 2008 Express in my company. I already installed, did a application, tested, gave permission to user. All desktop users run the program without any problem. But the notebook ...
2
votes
3answers
738 views

SQL Server Permission Denied Error When I'm DBOwner?

So I created an account, gave him dbcreator and securityadmin privileges and then through that account tried to run CREATE TABLE on a database that I had created and now owned, but was getting a ...
2
votes
1answer
22 views

Use users / logins from another database

Is it possible to use logins/users from one database(F) in another(S) one? I know I can copy it but, when I add user to (F) database I have to copy again them all (or add the same user to (S) ...
2
votes
1answer
66 views

If the users need INSERT/UPDATE/DELETE permissions, is Windows auth still more secure than SQL Server auth?

Some background first: The problem described below wouldn't exist at all if the database in question would have been built with a DBA's mindset: Data access only through views and stored procs --> ...
2
votes
1answer
50 views

Oracle Database: View schema without access to data

In Oracle Database 10g, I need to create a user with these permissions: user can access schema to be able to read table names and columns user can not select (get) any data from any table Is this ...
2
votes
2answers
93 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 ...
2
votes
1answer
37 views

Find application password expiration date

I changed password of my application on one sql server? when I am using Login property command I am getting last login date. I want to know when my application password is going to expired in SQL ...
2
votes
1answer
678 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 ...
2
votes
2answers
382 views

Encrypt MySQL database on a Linux VPS?

I'm working on a rails app for our church, which stores some fairly sensitive information about our people in a MySQL database. We have our own windows server running Hyper-V so the original ...
2
votes
1answer
968 views

SQL admin Scripts - Enabling read only access to all databases

I would like a script that will allow our web developers read only access to all databases on our SQL server. Currently we are having to do this manually as we have no SQL expert / DB Admin. Would ...
2
votes
1answer
305 views

User in multiple windows groups mapped to sql logins

I have two C# apps with Windows Auth to Microsoft SQL Server 2008 R2. For every app: SQL login based on Windows Group is created SQL server login is mapped to SQL database user user is member of a ...
2
votes
1answer
855 views

Cross-database call fails in a job but succeeds in SSMS

I create two databases, a table in the second database and a stored procedure in the first database. The stored procedure cross-database accesses the table. I create a sql server login and I also map ...
2
votes
1answer
268 views

how to restore database from other server - sql

I have backup database from server A. Then I want to restore it in server B. I have manage to restore it, but I cannot connect to it when running my VB program. I already change the configuration ...
2
votes
2answers
70 views

Linked Server Risks

I'm implementing a new feature which requires data from databases on multiple servers. I just need to union data from all these servers and sort it. The two options that come to mind are: Use linked ...
2
votes
1answer
65 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?
2
votes
1answer
84 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 ...
2
votes
1answer
88 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 ...
2
votes
1answer
83 views

I would like to better understand the SQL Server security model in terms of users and groups to possibly replace an XML heirarchy model I am using

I am currently using XML in my database to represent metadata for individual products. I am using the below schema to enter the data. In each sub grouping of fields you will notice the cms_name ...
2
votes
1answer
57 views

Should Crystal Report be allowed for certain employees for production database?

I am talking about production database. There are couple of people who use crystal on daily basis for various types of reports. Some use it to just peak at the data, other generate reports of it. ...
2
votes
2answers
738 views

Best practices to secure mysql

I don't have that much knowledge about mysql and i would like to secure a MySQL server. We have a few VPS running around the world (6 currently) and they all need to store information in our mySQL ...
2
votes
2answers
86 views

Adding Security to a legacy DB with Schema

I am working on a DB where almost every technical user has full read / write permissions on all tables. We are working towards removing permissions, gradually, from certain users, and I had hoped that ...
2
votes
1answer
48 views

The Login is from an untrusted domain - domain setup with computer level login

I have a Sql Server 2008 R2 database I'm attempting to connect to using ADO.NET using integrated security in the connection string. The database resides on a 64 bit Windows Server 2003 machine. The ...
2
votes
2answers
607 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 ...
2
votes
1answer
588 views

Grant select to dbo view without select on non dbo tables

SQL Server 2008 R2 We have a login & user called "JoeBlogs", this user has it's own default schema of JoeBlogs - it has Public access only to the database. We then granted it SELECT on a dbo ...
2
votes
1answer
169 views

User Rights - Database Security

I am having following scenarios and i am having some issues and some questions. We have a DB Server on which we have some databases in these 2(two databases) are for my users. Now i have created 2 ...
2
votes
1answer
1k views

CREATE DATABASE Permission denied in database 'master' error

I'm working with a tool that as one of the automated steps will attach databases from my file system to my local SQL Express 2008 instance. The tool requires a login in the sysadmin server role, for ...
2
votes
2answers
3k views

How do I fix a login timout in SQL Server 2005 when using a linked server and a stored procedure called from a SQL Agent Job?

I have a sql agent job running on ServerA. This job executes a stored procedure ServerA.DatabaseA.dbo.SPROC_A, inside this SPROC there is a query that selects data from ...
2
votes
1answer
16 views

Debugging SSAS Timeouts

I have a drill-through problem apparently related to security. Users in one role are seeing timeout failures when trying to invoke a drill-through action. They have permission on the action through ...
2
votes
0answers
29 views

Server permissions of an activation stored procedure of a Server Broker queue

I have a stored procedure that queries the sys.dm_exec_requests view. In the stored procedure the view only returns one row, while the stored procedure needs to see all of them. The MSDN article on ...
2
votes
0answers
38 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 ...
2
votes
0answers
100 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 ...
2
votes
1answer
56 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
58 views

How can I deny a user the ability to Alter DB files and options but still allow schema and data modifications?

I'm establishing a shared development instance for multiple single-database applications. I'm envisioning granting authorized users permissions to allow any schema and data modifications they need to ...
2
votes
2answers
309 views

What could trigger that a login created from a certificate is not visible in metadata

I am trying to create a login and grant it rights to run and unsafe assembly but the check on server_principals does not return the login when it already exists. The script works perfectly fine on my ...
2
votes
0answers
642 views

Reconcile users with logins using 'sp_change_users_login'

Sql Server 2008 (and 2005): I have a Sql Server instance, let's say, InstA, in a Domain (called AD). In that I have a domain Windows Authentication Login, called AD\Log1 that has an associated user, ...
1
vote
7answers
813 views

Implement Database Security?

I want to implement a database security on the database i created so no one can access it from SQL Server Management Studio, and that it will be only accessible through code. Is that possible? and if ...
1
vote
2answers
440 views

Any security related reasons to prefer Windows Authentication over Sql Server Authentication?

This is a rather short question: When using Microsoft SQL Server (version 2005 and newer), are there any security related reasons to prefer Windows Authentication over SQL Server Authentication? ...
1
vote
2answers
4k views

Grant create permission on a specific schema in Oracle 11g

I have two users A and B. I want to grant B the permission to create, drop, etc. all tables in A's schema. As far as I can see, I can grant B full access to all schemas not a specific one. Is this ...
1
vote
1answer
860 views

Simple Implementation of SQL Server 2008 Encryption

I am looking at using some of SQL Server 2008's encryption. I have read the following article on MSDN: http://msdn.microsoft.com/en-us/library/ms179331.aspx Q1a: Is the master key password ...
1
vote
2answers
37 views

How can I run a T-SQL Script using SQL Credentials?

I need to develop a T-SQL insert script for use on a remote SQL 2005 Express instance but I would like the script to include the necessary SQL credentials so all the user has to do is execute the ...
1
vote
3answers
100 views

User Rights - Can alter Sp's but not tables

How can i make user permissions so that user can CREATE\ALTER\DELETE Store Procedures, but cannot CREATE\ALTER\DELETE tables in database.

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