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

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1answer
46 views

Hypothetical: Security Intrusion

Had a random thought I was curious about. In the case of a security breach where a user gains access to the DB server through legitimate credentials (social engineering, phishing, fired employee, ...
1
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1answer
119 views

Grant access to all objects (with a few exceptions) to a role

In SQL Server 2014, I want to create a role that will have access (select, delete, update, insert, execute) to all the tables, views, stored procedures, except a certain list of tables that contain ...
5
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1answer
55 views

Recover SA Password - PSTools - Not working

I'm on a new company, and the first thing I saw is that they don't even know how many instances they have. they don't have passwords and the old DBA had no Idea what he was doing. long story short, I ...
3
votes
1answer
124 views

What ciphers need to be enabled to install and run SQL Server 2014 SP1 on Windows 10? [duplicate]

Our organization is trying out Windows 10 and our distribution had some modifications to the ciphers in use due to recent security concerns. As it stands SQL Server 2014 Developer SP1 fails to ...
3
votes
1answer
142 views

MySQL secure random string generator

I am looking to generate a cryptographically secure string for password reset in MySQL. I know I could do this at the application level in PHP; but that requires the OpenSSL extension which many of my ...
1
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0answers
86 views

Are there security-issues with a read-only-account on Oracle-DBs?

I am currently working as IT-maintenance-guy for a classic MVC-system(oracle-db/jboss) at public sector. The newest feature should be the shutdown of my oracle-db-readOnly-Account cause of "security ...
6
votes
1answer
1k views

Why is PL/Python untrusted?

According to the docs: PL/Python is only available as an "untrusted" language, meaning it does not offer any way of restricting what users can do in it and is therefore named plpythonu. A trusted ...
0
votes
0answers
8 views

Mysql log access denied fastcgi script

Is there one way to log attempts from a user to log in from the cgi script? Whe you are running a mysql server with a lot o virtual hosts, sometimes you see this message y mysql error log. There is ...
7
votes
3answers
106 views

Find the source of a recurrent mass SQL edit on a server

I'll try to explain my problem as clear as possible. The server of a company I support runs many websites. This server runs Windows Server 2012 with Microsoft SQL Server 2014. Almost all of the ...
2
votes
0answers
47 views

security concerns over enabling data access for the current server

Included in the code of the creation of some stored procedures, I have the enabling of data access as you can see below. BEGIN TRY PRINT @@SERVERNAME PRINT DB_NAME() PRINT 'enable the ...
1
vote
1answer
68 views

Optimize Row Level Security expression in Postgres

I have a table which contains millions of rows, categorized into a few categories (lets say numbers 1-5). An application that accesses the database uses one single database account. However, the ...
5
votes
7answers
18k views

Can't Login to SQL Server 2008 when running single user mode

I'm following the MS documentation here to migrate logins from one instance of SQL Server to another as part of the process described here. This involves putting the server into single user mode ...
11
votes
6answers
41k views

How to get rid of ORA-28002 message the password will expire within 6 days?

I have a user getting an ORA-28002 indicating that the password will expire within six days. I ran the following: ALTER PROFILE DEFAULT LIMIT PASSWORD_LIFE_TIME UNLIMITED; But when I try to log ...
0
votes
1answer
42 views

Need to deny DML access through SSMS using web app credentials

A user can login to some web application and can submit any application which will affect the data(insert/update) in database, but that specific user should not be able to manipulate the data through ...
27
votes
4answers
41k views

How do I assign an entire Active Directory group security access in SQL Server 2008?

I would like to use integrated security with my internal application which is all on a domain. Unfortunately, I've never been able to get this to work well. I would like to assign an entire Exchange ...
3
votes
0answers
77 views

Is this user-storage database system efficient, effective and secure?

I am using: PHP Version 5.2.17-MIT-BACKPORT-GnuTLS SQLite 2.8.17 I have a database called users, which currently has a table called root. There will be others, once I get all the rows for root ...
0
votes
1answer
37 views

dummyuser creating users

I'm writing a script which weekly updates the users who have access to a database (all users from a specific group in our AD). In my script I have to authenticate me as an user with the privileges to ...
2
votes
1answer
50 views

MySQL server with root user that can be accessed remotely with just a password. How hard is it to break in?

I have a MySQL server that has a root user enabled. This root user is protected by a password and can be accessed remotely: %. The reason for this is from time to time I use MySQL Workbench to ...
5
votes
6answers
14k views

Error Authenticating Proxy Account when Executing SSIS job

I have a SQL Server instance that runs 5 scheduled tasks each night, each of which run SSIS packages. These packages have been running for years and the associated steps run via a Proxy Account ...
1
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0answers
136 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
2answers
56 views

Encrypted column - limit key access

I'm new to SQL encryption and have a SQL Server 2012 database. The database itself needs to be accessible by DBAs but the data within one of the columns a table should only be viewable in plain text ...
2
votes
1answer
76 views

How do I stop tables from being created in my mysql database? [closed]

I have noticed recently that some tables are being created in my mysql database by a rogue process. These tables typically have six letters followed by 32 (e.g. ernidt32). They just have one column ...
12
votes
2answers
5k 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 ...
1
vote
1answer
57 views

What are the minimal MySQL grants for the debian-sys-maint user?

What are the minimal privileges that debian-sys-maint@localhost needs for the mysql service to work correctly? This answer on ServerFault suggests granting RELOAD only, but this is incorrect, as it ...
0
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1answer
51 views

Reject Specific Database PostgreSQL User Authentication [closed]

Lets say I have two databases: Sales and Inventory And two users: A and B I want user A to be able to do: psql sales B But user A must not be able to do: psql inventory B Right now user A can ...
0
votes
0answers
40 views

Why default db privilleges are not applied on a new schema?

I have a user with all privileges granted by default in database properties. I create a new schema as postgres and table there. I expect that the user should have an access to this table but it looks ...
0
votes
1answer
48 views

Why can I drop table when logged in as not owner?

I read that only owner can drop table and no other user may be granted to do so. I created a table with owner postgres and then drop it as another user. What privileges should I revoke to disallow ...
1
vote
1answer
43 views

What's the difference between group roles and login roles?

It looks like for single user I should create a login role and than respective group roles because I can't directly assign privileges on login role. Is it true? What's the purpose of such separation? ...
5
votes
1answer
318 views

How can we have IIS talk to SQL Server with TLS1.0 disabled? [duplicate]

Background We need PCI-DSS compliance, and so must disable TLS1.0. In my test environment we have SQL Server 2014 SP1 with CU 1 (as per this post) and IIS 8 all on the same box. I used the Nartac ...
0
votes
1answer
22 views

How to fix MySQL anonymous account security issue?

How to fix this security issue on MySQL? [!!] User '@localhost' is an anonymous account.
6
votes
3answers
12k views

How to export all the security-related information from a SQL Server database

As you guys probably know, SQL Server does not provide an out-of-the-box solution to export all the security related statements that are declared for each element in the database (both at the database ...
7
votes
2answers
19k 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
105 views

What is the best way to store SSH fingerprints and public keys?

I'm building a virtual Keyring in our DB to allow users to store PGP/GPG public keys with relation to email addresses so that they can optionally encrypt all communications our system sends them. I'm ...
0
votes
1answer
29 views

Sharing Databases and Tables between users in MySQL

I want to know how it is possible to share a database tables between multiple users/user groups, I mean, SQL Server has a security feature that we can create user groups and assign users to them, then ...
2
votes
0answers
26 views

InfluxDB - How can i limit the measures that an user can read by their tags?

I have some data that is collected by several sensors. Some users may own many of this sensors. So, i want to keep all the measures in a single database in InfluxDB. To differentiate the sensors i ...
1
vote
0answers
24 views

Security: direct remote access vs webinterface

I need to remotely connect to my (mongoDB) database and I currently allow direct access to the DB server port with user/pw login. I often read that this is generally a bad idea and that one should ...
7
votes
0answers
169 views

SQL Server 2012 Compatibility with New TLS 1.2 Standards [duplicate]

I'm trying to switch off TLS 1.0 on my SQL Server 2012 server in order to comply with PCI standards. Initially I had some trouble with the SQL Server service not starting. I found help for this ...
3
votes
1answer
41 views

Is it dangerous to expose MongoDB's db.collection.find to users?

I know in SQL land people love referring to Little Bobby Tables as the main reason to have a very strict interface between your user base and your database. However, I want to implement a robust ...
0
votes
1answer
26 views

Restricting info to SYS users - Oracle

Is it possible to restrict sensitive information from users having sysdba role? Does Data redaction help us in achieving this? I know we can restrict particular schemas to prevent from viewing from ...
2
votes
1answer
76 views

What are the consequences of dropping or changing the user name for the postgres DB account?

I feel confident I understand what's involved at the db level: If dropping, I'd need to create users for each sys admin, give them SUPERUSER, and then drop the postgres user. If changing the name, ...
3
votes
2answers
59 views

Enabling SQL Instant File Initialization when Restoring to a Network Path

We have a large Read Only SQL DB (SQL 2012) that we’re restoring to a NAS as a current duct tape solution. I had wondered why the restore process seemed to be hanging. Part of my guidance along the ...
0
votes
1answer
72 views

How to disable all password requirements in Oracle?

When I try to create a new database using DBCA it stops me because my password isn't complex enough. I am working with Oracle in a VirtualBox VM on my own laptop, so I don't need the password ...
1
vote
1answer
75 views

Permission in schema for user

I created a default database and created some schemas within this database. Created users for each schema, now I want to give full permission for each user in your schema only, how should I do?
0
votes
0answers
17 views

PostgreSQL: Recommended way of user creation/management for development, test and production. I use Ruby on Rails

I am trying to think of the best (aka recommended or common professional practice) way to create users/roles in PostgreSQL database for development, test and production environments. I have to say ...
7
votes
2answers
164 views

Transparent Data Encryption

Are there any best practices when configuring TDE in SQL Server 2008? On SQLMag, the article "Transparent Data Encryption FAQs" says the CPU may have increased usage by up to 30%? Other than adding ...
1
vote
2answers
39 views

Is there any danger in granting SUPER privileges to a user?

I had problems in restoring procedures in my db, so what I did was to grant SUPER privileges to my dbuser. This user is the same user used in my web application, so I would like to know if there is ...
-2
votes
2answers
122 views

Random numeric string as a primary key - security, performance, efficiency?

I'm building an app aimed to store lots of records (millions) and trying to find a best way to store records identifiers that is publicly accessible from the web (record URL). I'd like to get: ...
0
votes
0answers
16 views

Minimum permissions to modify a job owned by someone else [duplicate]

We have a development team that historically has managed it's own SQL Server jobs. We would like to continue to let them do this but historically they have had sysadmin and we don't want them to have ...
2
votes
2answers
1k views

How to check Oracle database connection encryption type

How to check the Oracle database connection encryption type?(between Oracle database and other client applications)How do I assure between Oracle database and Toad the database connection is ...
2
votes
2answers
112 views

Should I drop MS_DataCollectorInternalUser in msdb?

From SQL Server 2008, there is a user in msdb called MS_DataCollectorInternalUser. This user has no login associated with this and can be considered as a orphan user. It's a security best practice to ...