Questions tagged [transparent-data-encryption]
Transparent Data Encryption, a feature used to provide protection for data at rest.
138
questions
3
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1
answer
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views
TDE Backups Won't Compress with NOINIT
We run weekly backups of a TDE-enabled database using a command in the following format:
BACKUP DATABASE [DBName] TO DISK = N'C:\Temp\DBName.bak' WITH
FORMAT,
INIT,
MEDIANAME = N'DBName ...
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votes
0
answers
23
views
Does Eperi Gateway for Databases still exist?
Is Eperi Gateway for Databases still offered and maintained?
We are interested in implementing TDE (transparent data encryption) on our MariaDB servers in order to have encryption of data at rest. ...
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0
votes
1
answer
52
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ODA X8-2M crossrestore with TDE wallet fails with: DCS-10001:Internal error encountered: failed to open the tde password based wallet
We are trying to crossrestore a TDE encrypted Oracle Database 19.12 on a new ODA X8-2M.
TDE wallet has been successfully backedup (odacli create-backup -in CDBET015 -c TDEWallet) and transferred to ...
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4
votes
1
answer
122
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Can't restore a backup of database which has TDE enabled
I'm trying to restore the backup of database which has Transparent Data Encryption enabled. I have verified the certificate thumbprint in the backup file is the same as TDE certificate in [master] ...
- 76
0
votes
1
answer
27
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Stop Dataguard configuration to test standby database
I would like to know how it would be the correct way in which I should proceed to stop the Dataguard configuration in order to perform a series of tests on the standby database.
It turns out that I ...
- 125
0
votes
0
answers
37
views
MariaDB Encryption at Rest encryption algorithm
I'm trying to find out exactly what encryption algorithm MariaDB uses?
Does the following line in the mysql.cnf file note that the database is encrypted with aes-ctr or is just the encryption used on ...
0
votes
0
answers
18
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Changing HSM encryption key
A customer is asking us to update its HSM encryption keys that interfaces with its Oracle infrastructure.
Never worked on such thing: I made a quick research on the Oracle docs to understand that HSM ...
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1
vote
1
answer
84
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SQL Server 2016 Standard Edition TDE
I have Standard Edition of SQL Server 2016.
Is it possible to enable TDE?
I understand that it was an enterprise feature but it is now a feature for SQL 2019 Standard and therefore I wondered if there ...
- 11
0
votes
3
answers
111
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SQL Server TDE - encryption_state 2 stuck at 100% complete
I have enabled TDE on two databases.
One is around 700 GB and that completed over the night and has encryption_state=3
The other one is almost 2 TB. That one has encryption_state=2 and ...
- 11
0
votes
0
answers
43
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How does SQL Server use Asymmetric Key pair in the EKM to implement TDE?
My understanding of Asymmetric Keys is that it is a public + private key pair. Data encrypted by a public key by partyA can only be decrypted by the private key which partyB owns and never reveals.
In ...
- 343
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votes
1
answer
56
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unknown variable 'file-key-management-filename'
New installation of Debian 10, with MariaDB 10.3.29. Trying to set up encryption-at-rest, but MariaDB won't start due to an error...
[ERROR] /usr/sbin/mysqld: unknown variable 'file-key-management-...
- 1
0
votes
1
answer
95
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Oracle TDE - opening/closing an encryption wallet
I have a quick question relating to Oracle TDE. Could somebody please explain why both of the following pairs of commands appear to work when opening/closing an ecryption wallet? Is the wallet ...
- 29
0
votes
1
answer
209
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Oracle 11g TDE wallet autologin
I have setup Oracle TDE for my 11.2.0.4 database. I created the wallet. I created the autologin wallet and everything looked good.
{ORACLE_HOME}/bin/orapki wallet create -wallet cwallet.sso -...
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0
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1
answer
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Oracle 11g Encryption
Can somebody please tell me how to encrypt an existing tablespace in 11g? The wallet has been setup and the sqlnet.ora points to it.
SQL> select STATUS FROM V$ENCRYPTION_WALLET;
STATUS
-----------...
- 29
0
votes
1
answer
29
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Is possible to restore BD SQL Server without key encryption from 2008 R2?
I have a database that has an encryption. The encryption key was lost.
This database is on a SQL Server 2008 R2 server, and my mandate is to migrate this database on a more recent server.
Is there a ...
berodev
1
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0
answers
22
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TDE error when attempting to encrypt a datafile
I'm encountering error
ORA-28374: typed master key not found in wallet
when attempting to run
alter database datafile '+DATA/testdb/datafile/users.2514.1233355332' encrypt;
against an 11g database ...
- 29
0
votes
1
answer
230
views
Is the BACPAC from a TDE encrypted DB also encrypted?
If you create a BACPAC of an encrypted database, will the data in the BACPAC be encrypted?
We're currently using on-prem SQL Server and use TDE to encrypt our customer databases. We also have a ...
- 35
2
votes
2
answers
648
views
is it safe to compress backups for databases with TDE enabled?
I've been reading about this for a long time, and it seems it's not safe to compress a backup when the database has TDE enabled.
is anyone experiencing errors during restore with compressed backups ...
- 7,100
3
votes
3
answers
649
views
Should I backup Master key / Service master key if I'm using TDE?
I've done this in the past, and now I need to do it again. activate TDE.
I remember that I didn't need to restore the master key on the secondary server to restore the database.
And now, as I have bad ...
- 7,100
4
votes
1
answer
207
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Good practices about Data Encryption
I would like to know (better ideas/best practices...) what can I use to encrypt my data.
I've used TDE in the past and I really don't like it. because if something happens with the certificate, and ...
- 7,100
0
votes
0
answers
293
views
Enabling TDE on Postgres for an existing database
I’m trying to review my options for enabling Transparent Data Encryption on Postgres for an existing database.
The main issue is that we want to enable this but already have an existing database with ...
- 1,603
1
vote
1
answer
368
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How to restore TDE encrypted DB on AWS (with certificate not stored in master)?
The way Amazon RDS enable TDE feature is to generate a certificate stored in master. However, I need to restore a database that is encrypted by another certificate.
I have the cert file, private key ...
1
vote
0
answers
563
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SQL Server 2019 and Transparent Data Encryption - Intermittent (silent) Error Log Messages
I recently migrated a SQL Server 2017 TDE database to SQL Server 2019 CU4. I was browsing the Error Log and noticed intermittent messages about
An error occurred while processing log encryption. The ...
- 23.2k
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votes
1
answer
83
views
Cloning a SQL Server Virtual Machine with TDE
When a virtual machine with a SQL Server database that uses TDE is copied or cloned, will the database be readable on the new instance?
- 151
1
vote
1
answer
185
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What's the limit of TDE certificates allowed in master database [SQL Server]
Let's say I have a SQL instance with 10k databases that I want to enable TDE using different certificates for each database.
Is there any kind of limit to creating certificates on master database?
...
- 13
0
votes
1
answer
448
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Oracle 12c. Is it possible to export a TDE encrypted table using expdp / impdp to a database without TDE / wallet enabled?
I have an Oracle 12c database where I have encrypted certain columns of several tables, I want to import or load these tables into another database which does not have TDE enabled, as would be ...
- 125
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votes
2
answers
3k
views
Oracle 19c cannot create master key
I cannot create master key in oracle 19c...
I set parameter in sqlnet.ora like as:
WALLET_LOCATION=
(SOURCE=
(METHOD=file)
(METHOD_DATA=
(DIRECTORY=/opt/oracle/product/19c/db_home/...
1
vote
0
answers
26
views
In Place Rebuild a TDE Encrypted SQL Server Instance
I have a TDE Encrypted SQL Server machine (with a masterkey, Certs, etc). I need to rebuild this SQL Server onto new hardware, BUT keep the original SQL Server Name. The new box will be named exactly ...
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1
vote
0
answers
124
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SQL Server 2019 and TDE
We are about to move away from SQL 2008R2 to a much newer version. We upgraded to the Enterprise Edition of 2008R2 just for TDE, but I was just browsing here: https://docs.microsoft.com/en-us/sql/sql-...
- 11
8
votes
1
answer
408
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Internals of backup compression with TDE (SQL Server)
Does anyone have any (inside?) knowledge of how backup compression works with TDE on SQL Server (version 2016+).
In general I would expect compression of encrypted data to have minimal benefit, ...
- 552
1
vote
1
answer
774
views
SQL Connector for Azure Key Vault - Cannot use more than one key vault
I am using SQL Server 2016 Enterprise Edition with SQL Connector for Azure Key Vault. I am trying to attach more than one Key Vault to my SQL instance but it is not working.
I went through these ...
- 147
3
votes
2
answers
973
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SQL TDE and Certificate Handling Recommendations
I've seen the information on this post: But I don't think it answers this particular question/concern:
I have multiple SQL servers with multiple databases. We want to use TDE on a few of them.
...
- 31
6
votes
2
answers
885
views
Turn TDE off when restoring SQL databases
We are just getting started with TDE. Eventually it will be in our Prod SQL Server environment and two major non-prod environments, but currently it is only in one non-prod system.
My question is ...
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0
answers
239
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Where can I find the reason why TDE encryption Scan aborted?
When encrypting large database > 10TB . I had to issue --alter database set encryption on several times , but the encryption starts and fails with the same message in the error log. where can i find ...
- 455
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vote
1
answer
78
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Auditing of modification of change to encryption keys
Is it possible to audit/log any attempts or actual changes to the keys used in the encryption hierarchy?
We are using 2014 Enterprise edition and have recently enabled TDE across our databases and ...
- 131
0
votes
0
answers
40
views
How to use tablespace
I am trying to implement Transperent Data Encryption. I am done with setting up the wallet and creating the tablespace.
My doubt is how to specify tablespace so that every object(tables/functions/...
- 101
1
vote
1
answer
135
views
SQL Server TDE Vs SQL Server Database Backups
Can anyone please help me understand below case:
Kindly advise on below case:
SQL Server is on 2014 SP2 GDR version
I read Compression and TDE does not go hand in hand .
I have 2 PRD Environments:...
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1
vote
0
answers
119
views
Is there a way to open an encrypted Oracle Database wallet through weblogic JDBC drivers?
I encrypted a column in an Oracle 12c database using the TDE method, The said column was being used in my application, The column becomes unavailable due to the Database wallet being closed.
To open ...
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votes
0
answers
49
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TEMP Database is not showing Encrypted in TDE in SQL Server 2008R2
As per my knowledge, when we encrypt any user database in SQL Server through TDE, the TEMP database automatically gets encrypted.
I have done TDE in SQL Server 2016, and when I check through SELECT ...
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votes
1
answer
212
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SQL Connector for Azure Key Vault - multiple key vaults and keys per instance
In SQL Server 2016 Enterprise Edition, is it possible to link a single instance to more than one Azure key vault / EKM provider? If so, how would I add an additional provider? Any security ...
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5
votes
1
answer
8k
views
How to change SQL Server master key password?
I created a master key, then a certificate and encrypted my database.
CREATE MASTER KEY ENCRYPTION
BY PASSWORD='A Very Strong Password';
GO
CREATE CERTIFICATE foo
WITH
SUBJECT='Database Encryption ...
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1
vote
1
answer
1k
views
File permissions for database backups and certificate backups
I have backed up a database and backed up the database master key to the very same folder. Everyone has full access to this folder, however, only the database backup inherits the permissions of the ...
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7
votes
1
answer
949
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TDE Master Key Rotation
Does changing the TDE Master Key (DB Master Key and/or the DB encryption key) always require decryption and re-encryption? If not, at what version did SQL Server begin to allow you to change the ...
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5
votes
2
answers
773
views
Database Encryption scan for database <name> was aborted. Reissue ALTER DB to resume the scan
I disabled TDE on a database and once completed I dropped the DB certificate for it. Later I performed a manual failover to node2 and ran steps to enable TDE once again. However encryption state is ...
- 51
0
votes
0
answers
333
views
TDE Enabled DB Always Going Into "Recovery Pending" on Secondary Node [duplicate]
I have a Windows Failover Cluster set up with SQL 2016 Enterprise SP2. TDE was implemented on a DB, on node1 the DB is able to start without issues. However, when a failover occurs, on node2 the DB ...
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1
vote
1
answer
86
views
SQL Server TDE - Database backups and post restore behaviour
Below is my SQL Server details:
SQL Server 2014 Enterprise SP2 GDR with Availability Group configured.
List item
NOTE: The Databases are FileStream Enabled.
Below are the series of actions I did ...
- 1,032
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votes
1
answer
56
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using oracle tde
I am new to using oracle database. I want to encrypt data stored in oracle. I am using oracle 18c for this and using TDE(Transparent Data Encryption) feature for it. However, when I run select query ...
1
vote
1
answer
427
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Clarifications on Transparent Data Encryption
This is the first time we are applying TDE on production databases that are critical and I have the questions below.
While TDE is in progress:
Can we still access the application that is working on ...
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1
vote
2
answers
208
views
Will TDE encryption protect my SQL database from hacker in this scenario
I'm a bit understand that TDE encryption protect the database from being stolen and read by a hacker. However, I don't understand if it can help me in this scenario: If a hacker got into my server and ...
- 135
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vote
2
answers
851
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How do you use pvkconverter.exe - not working for me?
I tried to following this link to convert a .pfx file to the .cer and .pvk file pair.
When I run this command:
"C:\Program Files (x86)\Microsoft\PVKConverter\PVKConverter.exe" -i TDE_Cert.pfx -o ...
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