Security

Technical Article

Cryptography in SQL Server

  • Article

This white paper presents an overview of cryptographic functionality and discusses how this applies to authentication, signed procedures, permissions, and encryption. Because the target audience is the database professional and not necessarily security experts, the focus is on practical ways to use cryptography in SQL Server.

2008-09-26

3,859 reads

External Article

Configure MaxTokenSize for SQL Server Authentication

  • Article

DBA's and web developers at our company are experiencing issues with connecting to SQL instances using SQL Server Management Studio and other SQL tools using Windows Integrated Authentication. Our company is large, with well over 70,000 users and groups in Active Directory. When we look in the NT event log on the SQL Server we see both MSSQL and Kerberos errors. What could be causing this?

2008-08-25

3,296 reads

Technical Article

Recover from a SQL Injection Attack on SQL Server

  • Article

Lately it seems like SQL Injection attacks have been increasing. Recently our team has worked through resolving a few different SQL Injection attacks across a variety of web sites. Each of these attacks had a number of similarities which proved to point back to the same source. With this information in hand, the resolution should be much quicker. As such, if your web site is attacked with SQL Injection, how should you address it? How can the identification, analysis, recovery and resolution be streamlined? What are some lessons learned?

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2008-08-22

4,820 reads

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Question of the Day

The Tightly Linked View

I try to run this code on SQL Server 2022. All the objects exist in the database.

CREATE OR ALTER VIEW OrderShipping
AS
SELECT cl.CityNameID,
       cl.CityName,
       o.OrderID,
       o.Customer,
       o.OrderDate,
       o.CustomerID,
       o.cityId
 FROM dbo.CityList AS cl
 INNER JOIN dbo.[Order] AS o ON o.cityId = cl.CityNameID
GO
CREATE OR ALTER FUNCTION GetShipCityForOrder
(
    @OrderID INT
)
RETURNS VARCHAR(50)
WITH SCHEMABINDING
AS
BEGIN
    DECLARE @city VARCHAR(50);
    SELECT @city = os.CityName
    FROM dbo.OrderShipping AS os
    WHERE os.OrderID = @OrderID;
    RETURN @city;
END;
go
What is the result?

See possible answers