Tagged Questions

SQL Server is Microsoft's relational database management system (RDBMS). It is a full-featured databse primarily designed to compete against competitors Oracle Database (DB) and MySQL.

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1answer
44 views

Measures that must be taken to protect online banking website [closed]

I building an online banking service in ASP.NET and my objective is to implement all possible security measures. Currently at database level I am using RES 2048 bit encryption to encrypt database ...
1
vote
0answers
28 views

How to sniff [possibly encrypted] TDS protocol data from the host the client application is installed on?

Let's say, there is an .NET application on a windows 7 host where I have administrator's access rights. The application works with remote MS-SQL server which I don't control, it also seems that the ...
1
vote
1answer
73 views

Flawed understanding of SQL Server Transparent Data Encryption (TDE)

We host a database for one of our applications on Microsoft SQL Azure. One of our clients was dissatisfied with the fact that TDE is not supported on SQL Azure (and the database is otherwise not ...
0
votes
2answers
83 views

Wireshark displays sql calls - Prevention

So I was analysing a new application that is being written. I noticed that on the app server level there are sql calls that are being made from C# code. These calls can be seen in wireshark by ...
2
votes
2answers
72 views

Should I use a separate SQL Server instance for a database with PII?

We build software which needs a SQL SERVER database. This database will hold private user information (address,bank, ...) My question is: Should I install my database in a fresh SQL Server ...
1
vote
0answers
46 views

SSRS custom assembly security issues

I want to invoke a custom assembly that uses protected services (like DirectoryServices, etc...) with reporting Services. On the web, I see a recurring example of configuration (inspired by this ...
2
votes
1answer
89 views

Unsafe sanitization? Is this code SQLi vulnerable?

Function RemoveSuspeitos(ByVal strTXT) Dim txtAux As String txtAux = strTXT txtAux = Replace(txtAux, chr(34), "") txtAux = Replace(txtAux, ...
3
votes
1answer
169 views

How to minimize security risk when having to work with decrypted (plain text) passwords due to 3rd party API design

I'm developing an application (C#) for Microsoft SharePoint platform that uses SQL Server's (2008 R2) Remote BLOB Storage (RBS) technology. To accomplish certain client-side tasks, I must obtain ...
3
votes
0answers
21 views

SQL Injection via Unicode [duplicate]

My team currently uses ASP.NET with MS SQL Server for our software. Security has only become important since I started, in which there is injection vulnerabilities everywhere. Due to current ...
0
votes
4answers
892 views

SQL Injection via Unicode

My team currently uses ASP.NET with MS SQL Server for our software. Security has only become important since I started, in which there is injection vulnerabilities everywhere. Due to current ...
4
votes
3answers
233 views

What is a good rebuttal to users who wish all data WITHIN Db be encrypted?

I am building an application in VB.NET (WinForms) utilizing SQL Server 2008 R2 as a Backend. The application is to track employee's money they defer each paycheck, or month, to deposit into separate ...
1
vote
1answer
177 views

Securing an IIS application with a complex configuration

I'm in a bit of a pickle. I've got an IIS application which accesses an SQL database (on a different machine). This already means that: a) the IIS application needs to have a connection string to ...
0
votes
2answers
165 views

Any residual effects after SQLMAP has been run?

Some time ago, penetration testing was done on our website, and one of the tools used was SQLMap It was executed by a security consultancy, but unfortunately they did not notify us beforehand. So, ...
1
vote
1answer
79 views

Base Programming for vulnerabilities

Hello, I am a beginner looking for some information. My question is the following: In order to understand certain security concepts is it essential that I understand the underlying languages? For ...
1
vote
0answers
112 views

Security considerations for SQL database with employee data in blob field

With elevated SQL permissions, I am able to export a blob and retrieve a pdf with employee data (SSN) from a SQL Server database. This database is a backend to a third party web app we use internally ...
3
votes
1answer
515 views

Should we bother with cell-level encryption for an ASP.NET/SQL Server web application?

(Cross-posting this here on the advice of a user at stackoverflow...) Got a philosophical security question for everyone. I'm sketching out an ASP.NET web application design where sensitive data for ...
3
votes
4answers
209 views

Are these SQL injection checks a bad idea?

Reading Preventing SQL Injection Attacks in Stored Procedures started this debate between my partner and I---and looking for the right approach is not as straight forward. I'm no security expert--but ...
1
vote
1answer
113 views

Security risks if a server in not supported anymore

I have an SQL 2000 database server which is not supported by Microsoft anymore. We have our information security policy applied and even PCI requirements. What are the security risks that we might ...
6
votes
1answer
322 views

SQL Server of my hosting provider allows me to see all databases. How secure is my mine?

My hosting provider allows access to its SQL Server. When I connected to it by SQL Management Studio, all hosted databases were visible. I can't get the details on these databases, I get this ...
4
votes
3answers
893 views

MS-SQL Monitoring/Auditing of PHI for HIPAA

We're currently looking for a solution (hardware or software-based) that can monitor and audit all PHI viewing activity per new HIPAA rules. We use MS-SQL for our production database. We have the ...
1
vote
1answer
68 views

How to Protect SQL Server 2005?

My project's backend is SQL Server 2005 and I need to install this to customers' systems. The problem is when someone logs onto the computer, they can easily access the SQL Server with Windows ...
2
votes
2answers
174 views

Time based event, console application on Windows Server — security implications

I'm a software engineer, and I've written several discreet utilities that run at specific times on Windows Server 2008. Generally speaking, they are console applications, need to access SQL Server, ...
1
vote
2answers
388 views

Least insecure way to encrypt a field in the database so that it can still be included in queries

I have a table where all columns need to be encrypted (aside from the PK). This will be achieved using AES at the application level. However there is one particular field that needs to remain ...
1
vote
1answer
687 views

“ScriptResource.axd” vulnerability in Windows Server 2008

I am using Windows Server 2008, Plesk 9.5, IIS 7, SQL Server 2008, and recently I have received and email claiming this server is vulnerable, and sent me the following URL: ...
2
votes
2answers
1k views

Sqlmap fails at enabling xp_cmdshell procedure

I have been browsing the web looking for some help regarding the following issue. I am currently performing an web application penetration test, and I had come accross a beautiful blind SQL Injection. ...
3
votes
1answer
1k views

What can be used to keep xp_CmdShell in SQL Server disabled?

It's a well known fact that anyone with "SA" privs can turn on xp_CmdShell and use it and that includes any would-be attackers that can gain access to SQL Server as a login that has "SA" privs. There ...
-3
votes
3answers
1k views

Database connection from front end

I want to know why calling a database from the front end is considered a bad practice for security. It is really so bad as to justify building an application layer with all its drawbacks: costs, ...
2
votes
2answers
422 views

Implications of using domain\computername$ account to serve SQL data to IIS

One of our coders is trying to get Windows Authentication to work on a new web app that he's developing (.Net 4.0, MVC, via IIS 7.0/7.5). The application connects to a SQL Server database back-end ...
3
votes
1answer
2k views

Is an encrypted connection to MS-SQL Server really safe?

Quick intro: Small company, VERY limited resources. I pretty much do everything including coffe. I am a programmer, not a security guy. That's why i ask you... We have an MS-SQL 2008 Database ...
4
votes
2answers
227 views

With full access to the disk of an IIS web server, could you access the database server?

Here is a theoretical setup: You have a web server running Windows Server with IIS You have a website running here which connects to a database This website can start automatically when the server ...
3
votes
2answers
406 views

Encrypting Fields in Database

I'm working on an ASP.NET web application that will have to store sensitive information. I would like to encrypt the sensitive fields to protect against any possible SQL injection vulnerabilities. ...
2
votes
1answer
376 views

Does SQL Server CE 4 decrypt data securely?

I am going to store data in an encrypted SQL Server CE 4 database, where the database is doing the encryption. (Note that SQL CE is the embedded version, not the fully installed server.) When the ...
0
votes
1answer
672 views

What AES mode does SQL Server 2012 use?

I looked at this link that shows how to encrypt a SQL column via a certificate (RSA??) and AES256. I created a dummy table (script at GitHub) intentionally using identical plain text (Credit Card = ...
1
vote
2answers
913 views

UNION SQL Injection

I'm trying to demo SQL Injection with a UNION query but I'm not getting results. This is the C# code and the database is SQL Server 2008 R2: string cString = "server=.\\sqlexpress; ...
1
vote
1answer
485 views

Setting up ASP.NET web application on internet for first time; Are these security measures enough?

I have a web application running on IIS 7 in offices on LAN and I wish to upload it to hosting space on (Godaddy) because I like it to be used in my other offices (other cities). This application ...
1
vote
2answers
247 views

Good Practices to secure a Gaming Web Server, Memcached Server & MySQL Server

We have developed Game for Facebook platform. We have several Gaming Web Server, Memcached Server & MySQL Server. Here we have to work with facebook Payment API. We need to secure enough our ...
2
votes
0answers
724 views

Hack scenario when a person has a non-superuser shell [closed]

Suppose that there are following three machines in the network: Machine A: Microsoft Server 2003 Service Pack 2 FileZilla 0.9.29 beta ftp server (TCP 21) Mcafee ePolicy server (81), remote desktop ...
2
votes
2answers
173 views

E-mail Server Security

In recent news, Bitcoinica was compromised by an e-mail server infiltration. The hacker then applied social engineering, using one of the administrative e-mail accounts to reset the root credentials ...
2
votes
1answer
127 views

Is Creating a Restricted Database User in Microsoft SQL Server Decent Protocol

Forgive me for the heavy metaphor but it's a situation's complexity kind of goes over my head. Assume I'm Leonard Shelby (My short term memory only lasts 5 minutes). I'm a freelancer that reads ...
1
vote
2answers
457 views

Microsoft SQL server 2000 sp3a - isn't it oudated?

I just noticed that many servers use Microsoft SQL server 2000. But isn't 2000 outdated by 2003? Why are people still using 2000? Would there be any serious security vulnerability by using Microsoft ...
0
votes
2answers
77 views

Solution to site database [closed]

Our warehouse site desperately requires a database that runs efficiently, is secure and we can modify ourselves. Unfortunately the Company's policy does not allow any servers on site, only at ...
4
votes
2answers
753 views

Security web scanner tool for IIS/SQL Server

I'm trying to do penetration testing of our ASP.NET web-site to check for security loopholes (specifically for SQL injections). We bought a commercial web scanner tool (IBM Rational AppScan), however ...
4
votes
2answers
190 views

Is this a safe way to connect to a server

I am using a software to backup my website .sql data every 3 days and it connects simply to the server logs in and downloads the .sql file to my computer. While its downloading the connection is not ...
15
votes
5answers
6k views

SQL field level encryption, how safe is it?

I am considering encrypting my database and/or encrypting only certain columns in a few tables. Is it worth the time? I mean, how much of a burden would it be on someone if they were to get a hold of ...
1
vote
1answer
278 views

Safe to store access details in a session?

Background I am about to create a website which will have a registration/login area. After the user has logged in he/she will have the ability to buy one or many modules which consist of static ...
2
votes
4answers
2k views

Is replacing all apostrophes with two apostrophes sufficient to prevent SQL-injection on MSSQL?

I'm working in a web site that doesn't use parameters on SQL queries. All the queries are adhoc and the way they are doing the input validation seems good to me, I'm not able to break it to do SQL ...
7
votes
3answers
3k views

How secure is the traffic with Sql Server Management Studio?

I was just using Sql Server Management Studio on my WiFi, and I was actually wondering how secure the traffic/database communication is. Is traffic from querying secure, or is it easily sniffed for ...
9
votes
4answers
555 views

Worthwhile from security standpoint to limit database server user for ASP.NET website to only EXECUTE on stored procedures?

I know that obviously we must avoid sql injection attacks through user input validation and parametrized queries. There's already a firewall in place on the database server to limit remote ...
5
votes
1answer
233 views

Using AD authentication in a publicly accessible webapp

I am sys admin working with a development team who is extending a publically accessible .net web app that currently uses forms authentication with usernames/passwords (hashed) stored in a sql ...
6
votes
3answers
1k views

IIS and SQLServer Hardening

long story short: I'm an engineer doing development, not administration. I have no direct access to the production server, so I can only tell the administration team the best configurations for ...