Solved

Generate Hash Key in SQL Server 2005 using SHA 512 algorithm

Posted on 2011-03-14
6
2,395 Views
Last Modified: 2012-05-11
How to generate hash keys for a table data in SQL Server 2005 using SHA 512 algorithm?
0
Comment
Question by:Muralidharand
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
  • 4
6 Comments
 
LVL 9

Expert Comment

by:mayank_joshi
ID: 35127261
try:-

Declare @crypt NVARCHAR(100);
set @crypt='test';

EXEC sp_OASetProperty @crypt, 'HashAlgorithm', 'sha256'
 EXEC sp_OAMethod @crypt, 'HashStringENC', @hash OUT, @s

 PRINT 'SHA256:'

 PRINT @hash

Open in new window

0
 
LVL 9

Expert Comment

by:mayank_joshi
ID: 35127281
before running the above sql you will have to "Enable Ole automation" for SQL Server.
Follow these steps:-

start -> programs ->MS sql 2005 -> configuration tools -> surfce area configuration -> Surface area conf for features ->

Ole automation -> select the Enable check box and save
0
 
LVL 9

Expert Comment

by:mayank_joshi
ID: 35127287
OLE Automation can also be enabled through:-

exec sp_configure 'Ole Automation Procedures', 1
go
reconfigure
go

Open in new window

0
Ransomware-A Revenue Bonanza for Service Providers

Ransomware – malware that gets on your customers’ computers, encrypts their data, and extorts a hefty ransom for the decryption keys – is a surging new threat.  The purpose of this eBook is to educate the reader about ransomware attacks.

 
LVL 9

Accepted Solution

by:
mayank_joshi earned 500 total points
ID: 35127292
the following link may be helpful for other encryption techniques:-

http://www.example-code.com/sql/crypt_hash_algorithms.asp
0
 
LVL 39

Expert Comment

by:BrandonGalderisi
ID: 35128505
Depending on the length of the string, you can possibly use HASHBYTES.  Hashbytes supports SHA and SHA1.

http://msdn.microsoft.com/en-us/library/ms174415%28v=sql.90%29.aspx
0
 
LVL 1

Author Closing Comment

by:Muralidharand
ID: 35196895
Your post was helpful.
0

Featured Post

Migrating Your Company's PCs

To keep pace with competitors, businesses must keep employees productive, and that means providing them with the latest technology. This document provides the tips and tricks you need to help you migrate an outdated PC fleet to new desktops, laptops, and tablets.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Suggested Solutions

Title # Comments Views Activity
SQL Encryption question 2 64
Not selecting duplicate data 6 64
CONVERT date time to a different time zone. 2 71
SQL Error - Query 6 49
Recently, when I was asked to create a new SQL 2005 cluster, Microsoft released a new service pack for MS SQL 2005 what is Service Pack 3. When I finished the installation of MS SQL 2005 I found myself troubled why the installation of SP3 failed …
There are some very powerful Data Management Views (DMV's) introduced with SQL 2005. The two in particular that we are going to discuss are sys.dm_db_index_usage_stats and sys.dm_db_index_operational_stats.   Recently, I was involved in a discu…
In an interesting question (https://www.experts-exchange.com/questions/29008360/) here at Experts Exchange, a member asked how to split a single image into multiple images. The primary usage for this is to place many photographs on a flatbed scanner…

763 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question