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

learn more… | top users | synonyms

3
votes
1answer
786 views

Is there a difference between granting SELECT a user and adding them to the db_datareader role?

I was asked to grant SELECT, INSERT and UPDATE to a given user for all tables in a database. I ended up adding the user to db_datareader and granting them INSERT and UPDATE at the database level. ...
0
votes
2answers
241 views

What does the Service Master Key protect?

I am looking for a complete list of items that the Service Master Key is used to protect in SQL Server 2008.
0
votes
1answer
110 views

Which databases can have row and column level security based upon Active Directory? [closed]

I have various database types, Oracle 11g, MySQL 5, Sql Server 2012. I have direct access. I can have other databases if I need them such as PostgreSQL. What I'm doing is protecting data at the ...
0
votes
0answers
101 views

Use Oracle Wallet without autologin enabled

Question: is it possible to use the Oracle Wallet without enabling auto login in Wallet manager? Problem I'm facing: When auto login is disabled, the sqlplus call: sqlplus /@orcl fails with: ...
2
votes
1answer
332 views

Are passwordless logins like ##MS_SQLResourceSigningCertificate## , ##MS_AgentSigningCertificate## a vulnerability?

I'm new to MS SQL Server. Colleagues working in IT security, have run an scan showing come DB users with null password. Some of them are ( # included ) ##MS_SQLResourceSigningCertificate## ...
2
votes
1answer
91 views

Secure a hosted MySQL DB

We manage an internet based SaaS app which has a MySQL DB as its backend DB. It is a Windows 2008 R2 server running MySQL 5.5/Apache 2.2 I have started using MonYog to monitor the health of the DB ...
3
votes
1answer
90 views

Just how secure is the data I put on SQL Azure?

My wife has been asking me to create a web application for her business and from what I've read using SQL Azure would be perfect. Except for a couple of small (really really big) gotchas. She ...
5
votes
5answers
557 views

SQL server level permissions

I am aware of the Microsoft provided code to transfer logins between SQL servers, however this only does the account and the password. What if that particular account has various roles and ...
0
votes
1answer
137 views

How to revoke DBADM and clean up any related objects from DB2 LUW

This question has started because of us taking copies of production backups and restoring them into lower environments (with scrambled data of course) for developers to practice and/or debug against. ...
0
votes
0answers
43 views

How to secure SQL database?

I made a little application with a MySQL database. I want to secure my database.I think user name and password is not enough to protect it. Because anyone can access the database by copying database ...
0
votes
0answers
25 views

Oracle AVDF Database Firewall - Logs

We are using Oracle Audit Vault & Database Firewall 12.1.0. We are having some issues and we are trying to find log files on the Database Firewall Server (OS). We do know where logs are located in ...
3
votes
1answer
193 views

Security for Oracle linked server from SQL Server

I'm trying to make the linked server from SQL Server 2005 to Oracle more secure by not having user/pass on "Be made using this security context:" fields so only a specific user can access the data ...
1
vote
1answer
79 views

MySQL on Unix, should administrator accounts join the operating system “mysql” group?

When I install MySQL via Yum, it automatically creates the mysql operating system user and group. Then mysqld executes as mysql (instead of as root), and all the files in the data directory are owned ...
1
vote
0answers
414 views

which role-permission database design?

I want to manage roles and permissions. Most of designs on web look like this tables: Users Roles UserRoles Permissions RolePermissions Here, what is permissions? I am thinking for such a design ...
1
vote
1answer
1k views

Login failed for user Error: 18456 State: 10

In one of my vb.net applications I am getting the error Login failed for user 'user'. But the user has full permission (sysadmin). Also this error happens intermittently. Error log has the following: ...
2
votes
4answers
497 views

SQL Server grant permissions to STANDBY database

So, first: the setup. We have SQL Server 2012 (ServerA) running in domain A. We have SQL Server 2012 (ServerB) running in domain B, separate subnet, no trusts. These are completely separate domains ...
3
votes
2answers
127 views

Can I grant privileges to a role without specifying an object?

I am trying to create a role to simplify granting a set of privileges that I often give to users. I am wondering if there is any way to grant these privileges on only the objects owned by their schema ...
0
votes
1answer
417 views

Permissions on sys.syslogins

I've got the following scenario: ( loggend in on SQL-Server with full admin-privileges ) Creating LogIn, User, Role and associate them. IF NOT EXISTS( SELECT "name" FROM "master"."dbo"."syslogins" ...
0
votes
2answers
280 views

SQL Server AD groups membership seems cached - how to flush to test? [duplicate]

I am configuring a new, fully AD group based security scheme on an existing SQL Server 2008. When I change the group to which I belong to test my configs, it seems that there is quite a delay between ...
2
votes
2answers
163 views

How do I maintain more audit history?

I created a SQL Server audit and when I view the audit logs I only see today’s audit. I am saving it to a file and I want to store audit for one year. Is there a way to store database and server audit ...
4
votes
3answers
885 views

Best practices to encrypt all the data

I'm working in a project, where the client is afraid their own employees (ie.: junior I.T. guys who the client does not trust) querying the database to get sensitive information. The database is a ...
2
votes
1answer
73 views

MySQL: Securing Access using Stored Procedures

I'm new to using MySQL. I'd like to use stored procedures to help secure my database when accessing it from a web service (i.e., grant only proc execute to the web service account). What permissions ...
1
vote
1answer
992 views

In creating view use SQL Security definer or invoker?

CREATE VIEW syntax is CREATE [OR REPLACE] [ALGORITHM = {UNDEFINED | MERGE | TEMPTABLE}] [DEFINER = { user | CURRENT_USER }] [SQL SECURITY { DEFINER | INVOKER }] VIEW view_name ...
4
votes
2answers
2k views

Create database role to allow read access to all tables; write access to some

We have a database with over 1000 tables. I need to create a role that allows read only on all tables, as well as write access to two specific tables. I was messing around with database roles, but ...
4
votes
1answer
2k views

Linked server available to users without permissions

I have users seeing a linked server which they are not supposed to see. The linked server is defined so that only I will have access to it, but everybody can see and use it. I have created the ...
0
votes
1answer
184 views

Security Concerns of SQL Server Express for Web e-Voting web application

I am building a database driven web application. The web application is basically an E-Voting website, where users can register and vote on things that concern their community ... etc. The database ...
0
votes
2answers
120 views

Is there any way to connect to one server and utilize a linked server using Windows authentication and NTLM?

I currently have SQL Server 2005 (Server A) that has a SSAS 2005 linked server (Server B). The powers that be do not want to enable Kerberos authentication, so I'm stuck with NTLM. The problem is ...
2
votes
1answer
59 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 ...
1
vote
2answers
134 views

Where should I look for details about 'access denied' errors?

This question derives from Deploying a new database on a new server, an msbuild ssdt rookie issue. Since I have a permission denied error, I expect to find which user is failing to access so I can ...
1
vote
2answers
298 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 ...
3
votes
2answers
147 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 ...
-1
votes
1answer
267 views

Why does fn_my_permissions return empty rowset? [closed]

If I run this query: select * From fn_my_permissions(NULL, 'SERVER') This is what I'm getting: entity_name subentity_name permission_name ------------- --------------- ...
2
votes
1answer
49 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) ...
5
votes
1answer
152 views

SA permissions issues with many nested objects

I have a broker application that's relatively complicated. Today, after I made some changes, I started getting the error: The server principal 'sa' is not able to access the database 'XYZ' under ...
2
votes
1answer
430 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 --> ...
1
vote
1answer
110 views

Restrict access for Windows administrator in PostgreSQL

Is there a way to protect PostgreSQL from user with Windows administrator rights? Like this question but for Postgres.
2
votes
1answer
136 views

Need help to design model with multiple rights

For a website, I have multiple elements that need to be moderated by many different users. Until now, I have always used Role-Based Access Control (RBAC) model but I want a more flexible model. I ...
2
votes
2answers
96 views

Auto Disable a SQL Server User

I have a SQL Authentication User: JOHNDOE I would like this account to auto-expire or auto-disable after X days or at a certain date/time. Any suggestions or best practices to do this?
2
votes
3answers
623 views

Working Linked Server Query fails in sp_send_dbmail

Take the following example: EXEC msdb.dbo.sp_send_dbmail @recipients = 'me@whatever.co.uk' , @query = 'SELECT TOP 10 * FROM LINKEDSERVERA.DATABASE.dbo.TABLE' , @attach_query_result_as_file = N'True' ...
5
votes
3answers
659 views

How does “Be made using the login's current security context” pass the users password to remote server

Say you have a SQL Server with a "Linked Server" to another server - said "Linked Server" is set to use "Be made using the login's current security context" as its authentication model. How does the ...
0
votes
2answers
596 views

Pull Subscription: process cannot read file due to OS error 5

I am trying to migrate a working pull subscription for transactional replication from one subscribing server to a new one. The subscribing server is at another site and is connected via a VPN tunnel. ...
1
vote
0answers
470 views

EXECUTE AS over Linked Servers

I have a front end that logs into the DB as "logInA", and only has permission to "schemaA" stored procs, which use EXECUTE AS "logInB", (I have also tried EXECUTE AS 'DBO'), to handle all the business ...
3
votes
2answers
409 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 ...
0
votes
1answer
189 views

BUILTIN\Administrators allowing access via linked server but not locally

We have two servers: LYNDB01 & LYNDB02 On LYNDB01 we have a database called db_ExampleDatabase We have created a Linked Server on LYNDB02 to LYNDB01 using no mappings and the "Be made using the ...
2
votes
1answer
81 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 ...
0
votes
1answer
1k views

Granting privileges to dbms_crypto

I'm trying to grant proper privileges for using DBMS_CRYPTO. Whenever I call it from package it gives me error: PLS-00201: identifier 'DBMS_CRYPTO' must be declared User already has privileges: ...
2
votes
1answer
73 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 ...
-4
votes
2answers
701 views

How database administrators can see my requests to SQL Server?

I'm a SQL Server 2008 user. I have access to some tables. I need to request few columns from table as I usually do. But I need to do it once (for example) in 5 seconds and system administrators ...
-1
votes
1answer
60 views

best database for a real estate system [closed]

Which is the best database suits for a real estate system. Considering the storage space, security, crash recoveries, speed etc. There will be around 1000 fields and trillions of rows!!!
1
vote
1answer
164 views

One call to `decryptbypassphrase` for decrypting all columns

If I use ENCRYPTBYPASSPHRASE to encrypt the full table then how can I decrypt full table easily by using DECRYPTBYPASSPHRASE? Actually I have to use DECRYPTBYPASSPHRASE ('passphrase', column_name) ...