The conversion of data into a form that cannot be easily understood by unauthorized users.

learn more… | top users | synonyms

0
votes
1answer
23 views

Can we protect data form Database Administrator by encrypting the data?

How can we protect data on my database which is MySQL form database administrator stealing it? Will encrypting it prevent it from being stolen? If yes, how as he already has access to the database ...
0
votes
1answer
69 views

Encrypted Connection on Sql Server

I want to make SQL server connection encrypted. I know that a certificate is needed, but I haven't been able to. So far, I: created certificate in IIS. added certificate in MMC "Certificates" ...
0
votes
1answer
176 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 ...
3
votes
1answer
120 views

“Force Encryption” vs “Force Protocol Encryption” in SQL Server

I'm trying to understand how the different settings affect the behaviour of my server-client communication. On the server I have installed a self-signed CA with an issued exchange cert which also has ...
0
votes
0answers
27 views

How to test a SQL Server 2012 Cryptographic Provider

One of the nodes in my SQL Server 2012 availability group has been having problems with an external cryptographic provider. It's current separate from the rest of the availability group and can't be ...
1
vote
1answer
49 views

encrypt data without performance issues?

I've googled around for the last 45 minutes or so and it seems like that I can't figure out what kind of options I got when it comes up to encryption in databases. Problem: I got a SaaS product and ...
0
votes
0answers
17 views

I Need to provide encryption at rest for a 50GB MySQL instance running on Centos 6.5

I can't use GusterFS because they don't recommend it and Ceph because it's clear they can't guarantee performance. I can't just encrypt certain database objects because it will take too much ...
0
votes
1answer
77 views

How do I backup/restore database encryption key in order to restore on new server

I am currently in the process of restoring a TDE encrypted database to another instance. I have backed up master key and certificate, and have restored them to the new server fine, but I am still ...
0
votes
0answers
19 views

SQL Server decryption authentication not working with concatenation

I'm trying to retrieve encrypted text according to the authenticator. I am using SQL Server 2014. Everything works except for the decryption. Does anybody know why this is not working? --Step1: ...
3
votes
1answer
496 views

Why is the “The package can not be saved to the file system since its protection level is server storage” error?

When I execute dtutil /sourceserver localhost /SQL "\Maintenance Plans\MaintenancePlan_daily" /copy file;.\MaintenancePlan_daily.dtsx from the answer to my question "Any way to ...
0
votes
0answers
125 views

DBMS_CRYPTO - ORA-06521 PL/SQL: Error mapping function

PACKAGE: user/password -- SYSTEM/SYSTEM CREATE OR REPLACE PACKAGE enc_dec AS FUNCTION encrypt (p_plainText VARCHAR2) RETURN RAW DETERMINISTIC; FUNCTION decrypt (p_encryptedText RAW) RETURN ...
2
votes
1answer
62 views

SQL Server 2012 Transparent Data Encryption and indexes

Does SQL Server TDE allow a query like this: select * from Patient where lastname = 'Smith' to occur without a full-table scan if the lastname column is indexed?
0
votes
1answer
149 views

Lost DMK encryption password for master database

Back story: My company has TDE encryption enabled for some of our databases. The password that the master key was encrypted by for one of our servers is lost. We do have the backup .key file, however, ...
1
vote
0answers
33 views

How to tell if Database Certificate Used?

I plan to migrate a SQL Server database to another server. There is a certificate listed under the Security > Certificates view in SSMS Object Explorer. I ran the below query to check if database is ...
2
votes
2answers
101 views

Why do I need to backup the Database Master Key?

When I make a Database Master Key for a database: CREATE MASTER KEY ENCRYPTION BY PASSWORD = 'Some Long Password' This page from Microsoft recommends I back it up offsite: ...
3
votes
2answers
398 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 ...
2
votes
2answers
794 views

Why does the service broker require a master key after restoring to a different server?

I've been moving some databases which use the service broker to new servers recently via backup and restore. I've noticed that once I do this, these databases start throwing the database master key ...
1
vote
1answer
275 views

Secure postgresql database encryption

According to this answer, it's not possible to have a fully secure database encryption with pgcrypto. Now, 2 years later (in postgresql 9.3) is there any new extension or new method to have a ...
2
votes
1answer
190 views

Postgres database level encryption

I want to have the whole database to be encrypted, instead of encrypting the data before storing into database. Is it possible to encrypt the whole postgres database and what best method to use? ...
2
votes
1answer
146 views

How does Transparent Data Encryption actually work?

I've been trying to understand how TDE works with databases (particularly SQL Server). I've read numerous MSDN articles, blogs, info websites etc, but still cant get my head around all of it. This is ...
3
votes
2answers
2k views

MySQL encryption

I am thinking about encrypting some fields in MySQL database using MySQL's encryption functions. I can't find any good sources on how to properly implement it. Has anyone done this and have a good ...
4
votes
1answer
320 views

How to restore symmetric key on the new database?

I have an issue with symmetric key restoring on the another database. I have table in the first(old) database with encrypted column.(The table contains encrypted data) The key in the old database has ...
1
vote
1answer
79 views

Is there a common approach to encrypting data at the database level?

Is there a common approach to encrypting data at the database level? The application I am working on will be storing sensitive data that only users of the system themselves will be able to view.
0
votes
0answers
148 views

Bcrypt in Oracle

I am trying to save the user password using Bcrypt algorithm in Oracle 11g. I know this can be done in Java easily, but in this case i want to do this in DB side. Can any one help me in achieving ...
0
votes
1answer
82 views

Impact of replication compression & encryption on performance, traffic?

What is the impact of MySQL compressed-slave-protocol on replication traffic? According to High performance MySQL it can lower the traffic to a third of the same replication without the compression. ...
1
vote
1answer
262 views

Using EncryptByPassPhrase in where condition

I am using EncryptByPassPhrase of sql server. But i am not able to use where condition properly. DECLARE @login_details TABLE(uid integer,username varchar(10),password varbinary(100)) insert into ...
0
votes
0answers
62 views

Enable Oracle network encryption

I have to enable network encryption on a specific instance. We have a single DB machine runnning one listener from /etc/listener.ora and several instances. TNS_ADMIN is set to /etc. Oracle 11.2g is ...
1
vote
1answer
312 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 ...
5
votes
2answers
2k views

Implementing an encrypted table in SQL Azure

I'm moving an App to Azure and need to achieve PCI compliance for a couple columns in a single table. I realize I can encrypt the data before I store it, but I was wondering if there was a feature in ...
0
votes
1answer
81 views

mysql encryption key storage on file

I have a MYSQL server on a linux server. I am using AES encryption functions to store data in the DB server. Commands are like this ones: INSERT into userc (name, town) VALUES ...
2
votes
3answers
342 views

What is the best way to store a lot of user-encrypted data?

I'm about to develop an application that will mainly store user-encrypted data. Each piece of data being encrypted thanks to an AES key, itself encrypted with the public RSA key of each granted user. ...
4
votes
2answers
1k views

Is there a quick way to find all columns in SQL Server 2008 R2 that are encrypted/have encrypted data?

Is there a quick way to find all columns in SQL Server 2008 R2 that are encrypted/have encrypted data? I need to nullify the data in all encrypted columns in a development server (according to our ...
0
votes
1answer
2k views

How to grant permission for creating,reading and executing symmetric key in sql server 2008

We have user associated to a schema with limited privileges.During run time we are generating symmetric key using same user log-in.since the user has limited privilege, we are not able to create key ...
4
votes
2answers
1k views

Can I recover a TDE certificate by restoring the MASTER database?

(We are, fortunately, not currently in this situation, just planning ahead to see what our options would be if it ever occurred.) For a database encrypted with Transparent Date Encryption (TDE), a ...
0
votes
2answers
438 views

Copy SQL Server database to same server & decrypt by symmetric key return null

I have a SQL Server 2012 database that I backed up and restored to the same server and instance. When I attempt to use DecryptByKey it always returns null. Since it is the same server, do I need to ...
1
vote
0answers
134 views

Why use asymmetric keys in SQL Server?

I've been reading multiple resources on SQL Server Encryption, and everyone does it basically the same way, but no one explains why we use asymmetric keys in SQL Server. And by this I mean when we ...
1
vote
0answers
212 views

Restore of SQL service master key not required to decrypt data after migration?

This is a bit of the opposite of how this question is usually asked-- I used the following to create a database master key, a certificate, and a symmetric key: Here's how I created the certs/keys ...
2
votes
3answers
822 views

Encrypt MySQL database on a Linux VPS?

I'm working on a rails app for our church, which stores some fairly sensitive information about our people in a MySQL database. We have our own windows server running Hyper-V so the original ...
3
votes
2answers
958 views

Verifying Oracle*Net network encryption

I've been struggling to implement Oracle's network encryption between two of my test boxes. I think I've finally been able to do it, but I can't seem to find a way to verify that it is indeed ...
2
votes
3answers
742 views

Is encrypted database possible?

I'm not a DBA but I've been asked to see if we can encrypt the data in sql server such that the admin, despite having access to SQL Server won't be able to see the data but application would still be ...
0
votes
1answer
189 views

Under what conditions does SQL Server encrypt tempdb?

When does tempdb get encrypted with Transparent Data Encryption? What configuration, etc, causes tempdb to be encrypted this way?
0
votes
2answers
568 views

What does the Service Master Key protect?

I am looking for a complete list of items that the Service Master Key is used to protect in SQL Server 2008.
2
votes
1answer
997 views

Is data encrypted by ENCRYPTBYPASSPHRASE() protected by the service master key?

In a recent question, What does the Service Master Key protect?, it was suggested that the service master key protects, among other things, data encrypted by ENCRYPTPASSPHRASE(). Is this true?
0
votes
1answer
56 views

Connecting to Oracle with encrypted pwd

I am reading my userid , pwd from a file with 400 permissions to connect to the external oracle application. Now my requirement is that i should not use the plain text pwd present in the file . I ...
2
votes
1answer
1k views

Replicate or Call java encryption function in Oracle pl/sql

I am trying to replicate encryption/decryption method present in java in Oracle DB, so that data encrypted in java can be decrypted through Oracle Function. Below is java code: package com.encr; ...
7
votes
2answers
935 views

When do I need to backup the Service Master Key?

I'm reading some documentation and whitepaper about Transparent Data Encryption. Some documentation mention to backup the Service Master Key as well (For clarification I'm not talking about the ...
0
votes
2answers
498 views

Password encryption type

I would like to confirm if MySQL uses SHA1 for 'PASSSWORD' hashing and why test below doesn't work: mysql> GRANT USAGE ON *.* TO 'test'@'localhost' IDENTIFIED BY 'password'; Query OK, 0 rows ...
4
votes
3answers
2k views

Best practices to encrypt all the data

I'm working in a project, where the client is afraid their own employees (ie.: junior I.T. guys who the client does not trust) querying the database to get sensitive information. The database is a ...
3
votes
1answer
48 views

SP with Encryption Read/Writes Stats

If a stored procedure in SQL Server 2005 is created with the syntax "WITH ENCRYPTION" ,are the reads and writes of the encrypted stored procedure recorded in the sys.dm_db_index_usage_stats? I am ...
1
vote
1answer
825 views

How to properly secure MySQL database?

We have a web application based on the famous triad apache + php + mysql which we sell to our customers and gets installed on their servers. Currently, we are using MySQL 5.1.41 which has only a ...