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

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0
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2answers
31 views

Is it possible to convert existing users from SQL Server authentication to Windows (AD) authentication? (SQL Server 2008 R2)

We have just undergone a bare-metal restore of an SBS 2003 server running our SQL database and are in the final stages of configuration before going live again. Previously, we had 20 users accessing ...
0
votes
0answers
14 views

SQL Server Replication (Login failed for user 'NT Service\SQLAgent$SQL2014')

I'm trying to setup a replication on my local computer. I setup the distributor, the publisher and the subscriber. When I launch replication monitor on the publisher instance it returns the ...
0
votes
0answers
20 views

SQL database rejoined to new SQL Server 2008 R2. Users are still unable to connect

The below error appears when our users attempt to connect to our database following a complete rebuild of our SQL server and restore of the MDL file: We have created user accounts on the new SQL ...
1
vote
1answer
60 views

How does SQL Server handle logins when the user is a part of multiple groups with various privileges?

I'm trying to wrap my head around how SQL Server decides to grant certain rights based on a users login privileges. If a user is part of a group "READ ONLY" which has access to DB1, but they are also ...
0
votes
2answers
56 views

Auditing the View Server State permissions on Server

We noticed that one of our servers has permissions granted to "all" users for "view server state". I am wondering if there is a way to audit the DMV's used by the user(s) on a regular basis as this ...
0
votes
1answer
27 views

Cannot execute as the server principal

I'm trying to set up a stored procedure to execute an SSIS package. I want to allow a user to execute only this stored procedure, so I need it to run as a different user. I found this article which ...
1
vote
2answers
3k 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
46 views

MySQL Security - Storing lots of sensitive phone numbers securely?

Imagine a table in a database in MySQL that holds millions of telephone and cellphone numbers that relate to itemized billing for VoIP and Cellular carriers. All of these numbers are in VARCHAR ...
3
votes
1answer
272 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
0answers
14 views

Auditing AS 400 DB2 library user access

As part of the testing to check for authorized users having access to applications and libraries on AS 400 systems, I need help to figure out a list of users having access to applications hosted on ...
1
vote
1answer
37 views

Difference in architecture between SQL Server 2005 and SQL Server 2012 [closed]

I've been asked to identify the architecture differences between Microsoft SQL Server 2005 and 2012. I've been pointed out to http://technet.microsoft.com/en-us/library/bb545450.aspx but I haven't ...
0
votes
1answer
32 views

How can I give a group of developers the ability to view the query plan, without the ability to run a trace or to view the server state?

I have a group of 5 developers that need to be able to view the plans of queries they have written for a database, and that database only. I refuse to make them a member of sysadmin. I do not want ...
0
votes
0answers
42 views

Mongo replica-set authentication error opening file: keyfile Permission denied

The mongo service fails to load when using a keyfile. I've been getting a "Permission denied" error. All permissions are granted to every user, and I've tried moving the file around to different ...
0
votes
0answers
22 views

What are the best practises for locking down an SQL Server Instance Data/Log directories?

We have our own on SQL Server instance on a client's system. Other vendors also have instances on there. In order to prevent access to our data we are limiting the user access to our data using ...
3
votes
2answers
48 views

What permissions should the account for MS SQL Server Agent have?

I'm in a situation where I need to change the account for the Server Agent of SQL Server from NETWORK SERVICE to an AD domain account. All I'm doing is making the domain account sysadmin in the ...
6
votes
2answers
1k 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 ...
0
votes
2answers
32 views

Oracle remote OS authentication, security risks with domain users

What security risks can be with domain users? create user "OPS$KA\USERNAME" identified externally. grant create session to "OPS$KA\MARIK"; Then MARIK that is in KA domain, can logon to the ...
7
votes
1answer
108 views

SQL Server trace based on client TCP port

I have a Windows terminal server with many different users logging in via RDP to run an application. The application makes one or more connections per user to a SQL Server 2008 R2 instance. All users ...
1
vote
2answers
424 views

Need advice on abnormal login auditing

Recently i am facing some slow issue for my web application. And i have check my visitor report and it shows normal traffic rate as usual. And then i check my db login auditing and find below login ...
2
votes
1answer
360 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' ...
25
votes
8answers
2k views

Security implications of restoring a backup from an unknown source?

Scenario: You're handed a database backup and told to restore it to a server (that's already hosting other databases), but are given no useful information about what the backup contains or whether the ...
0
votes
0answers
22 views

pre-process, anonymize, data before creating a dump from sql-server [closed]

I would like to be able to automatically create dumps from a production machine (SQL-Server 2008R2 and up). In those dumps some data needs to be anonymized (mainly by scrambling nvarchar-fields) so no ...
1
vote
0answers
19 views

MySql Audit Changes from Db Admin, Security

I know that you can use triggers (before insert, update, delete) to track the changes in history tables. But this only works if the changes are made by the applications. But in some circumstance, ...
2
votes
1answer
2k 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, ...
0
votes
1answer
147 views

AES 256 data encryption on Mysql

Is there a way to encrypt the whole data of a mysql DB using the AES 256 symmetric encryption method without encrypting the data manually using AES_ENCRYPT ? This article explains about the same ...
0
votes
0answers
17 views

Joining 2 big tables turn into a server down problem

Recently I was using a database (MySQL with Workbench) in the company that I work for (I'm a business analyst, not a DBA), and wrongly I created a query joining 2 tables that basically are the same. ...
5
votes
4answers
191 views

How do I tactfully bring up database shortcomings? [closed]

A little background: I recently inherited responsibility for support and development of a database application after the original developers left. Looking through the application, the database ...
1
vote
3answers
53 views

How do I keep a database physically secure? [closed]

This is more of a conceptual question. I am learning how to integrate Java and databases (using PostgreSQL at the moment) and my initial questions is: What are the guarantees that the data I ...
0
votes
1answer
36 views

Does SQL server 2008 log instance level security permission changes

I just recently logged onto one of our Test environments to find i did not have permissions, turns out my instance security Login had been disabled I have a feeling towards whom may have done this ...
1
vote
0answers
638 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 ...
3
votes
1answer
1k views

Designing An ACL Based Permission System

I am trying to create a permissions system where everything is going to be stored in MySQL (or some database) and pulled using PHP for a project management system I am building.  I am right now trying ...
2
votes
1answer
69 views

How the sys user gets the sysdba privilege?

I am using oracle 12c on Linux. Using the enterprise manager database express I am looking at the list of privileges and roles for the sys user but I haven’t found the sysdba privilege assigned there. ...
5
votes
3answers
222 views

Using the sysadmin role with EXECUTE AS

It is my understanding that I can use the EXECUTE AS OWNER clause as part of a procedure that I create to make the body of that procedure run as a different user. My goal is to execute a command that ...
0
votes
1answer
1k views

DB2 9.7 LUW - How do I SET SESSION_USER when I am DBADM,SECADM?

Based on a previous question I have asked, I am attempting to work on a solution as recommended by mustaccio's answer, whereby I have another ID to create my DDL objects. I have been trying to follow ...
1
vote
1answer
118 views

What does exec(text) do?

I just found the following function in two RDS PostgreSQL 9.3 DBs: -- -- Name: exec(text); Type: FUNCTION; Schema: public; Owner: adam -- CREATE FUNCTION exec(text) RETURNS text LANGUAGE plpgsql ...
0
votes
2answers
75 views

How secure is a linked server in SQL Server

I am in a situation in which I should doubt everyone (even my developer team and database admin) so I want to Log all the logons made to my server. I have two SQL Servers, say A and B. I want to log ...
1
vote
1answer
62 views

Why/when does creating a mysql trigger require SUPER privileges?

I'm attempting to parse and understand what the MySQL doc says about when SUPER privileges are required for creating triggers. They say: If binary logging is enabled, CREATE TRIGGER might require ...
2
votes
2answers
92 views

Is there a simple, safe and low cost way to implement a (limited) database to be outside (close) IT control? [closed]

This question is a spin off of the discussion here (What are the risks of building a database outside IT control?). Background: I'm a risk guy that builds little betas, mostly in Excel-VBA. I have a ...
2
votes
1answer
117 views

SQL Server xp_cmdshell: account's access changed - how to avoid restarting the service?

A T-SQL script is running an xp_cmdshell call to stop a local service through Powershell's Stop-Service, say, like this: exec xp_cmdshell 'powershell Stop-Service -InputObject (get-Service -Include ...
8
votes
2answers
2k views

Is there a way to grant a user access to only all non system views of database?

In SQL Server, I have a user in a particular database and I've been asked to grant them access to all of the non-system views of the database only. I believe this can be done by editing securables of ...
5
votes
1answer
190 views

SQL logs showing login that I can't find

Within my SQL server logs, I am showing a successful login to a database from an account (SERVER\loginname) that I cannot find in either Security > Logins OR Database > Security > Users. This ...
1
vote
0answers
107 views

Deny permissions for master in SQL Server

I created a new database on a SQL Server 2008 R2 instance and a login/user for it. I have set the user to db_owner so he can't view any other databases on that server but he can see and query the ...
3
votes
2answers
338 views

Microsoft SQL Server 2005 Encryption Options

I'm trying to explore some encryption options on Microsoft SQL Server 2005. I've recently got around SQL Server 2008 and was able to enable Transparent Data Encryption (TDE). Now I'm trying to figure ...
4
votes
2answers
119 views

What are the risks (if any) of sharing a service account on more than one server?

I use domain accounts for SQL Server service accounts. Sometimes, when I have multiple servers that are logically or thematically related, I'll use the same set of domain accounts for the service ...
1
vote
2answers
59 views

oracle database login information

In a database there is a username called u1, someone tried to access u1 but due to wrong password it got locked. How to find who did this suspicious activity.
0
votes
1answer
52 views

Securing an Internet Database Connection

I am looking to setup a website and database that are connected via the internet, and am looking to secure the connection. The connection will probably not be over a VPN, so shall be openly exposed. ...
11
votes
2answers
4k views

How do you reset the sa password?

I lost the sa password on a machine, and when I log in to the machine directly using an account in the admin group, SQL Server Management Studio will not allow me to log in using Windows ...
0
votes
1answer
38 views

How Do I Gain SysAdmin Access Without Having a SysAdmin Account? [duplicate]

Situation: We recently had a consultant company build new Lync 2013 Servers in a mirror setup. There are two security principles set, SA (disabled), and a AD group that is only associated with the ...
8
votes
2answers
4k views

Can Windows Authentication logins be disabled on SQL Server 2008 (or R2)?

So we can do Windows Login or Mixed Mode, but can we configure SQL Server to only use internal logins and to block all Windows Logins? Is the only solution to add all potential Windows logins and set ...
0
votes
1answer
192 views

Setup mySQL in a chroot in Debian Wheezy

Sounds like a simple question, but the documentation is rare about what mySQL needs to run inside a chroot. I think I'm almost there, but I'm running into a permission problem that I can't solve, and ...