Data encryption - Revision history

Han: Marked this version for translation

2021-12-29T16:02:38Z

Marked this version for translation

← Older revision		Revision as of 18:02, 29 December 2021
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	* '''wrong decryption key''': decryption key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.		* '''wrong decryption key''': decryption key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.

			<!--T:34-->
	Note: if the ''wrong decryption key'' error happens only when LimeSurvey sends an email (e.g. when you concluded a survey), go in Configuration > Global Settings > E-mail settings, and re-insert your STMP password and press Save.<ref>https://forums.limesurvey.org/forum/installation-a-update-issues/120567-encryption-keys-after-update</ref>		Note: if the ''wrong decryption key'' error happens only when LimeSurvey sends an email (e.g. when you concluded a survey), go in Configuration > Global Settings > E-mail settings, and re-insert your STMP password and press Save.<ref>https://forums.limesurvey.org/forum/installation-a-update-issues/120567-encryption-keys-after-update</ref>

			<!--T:35-->
	Otherwise, you can still try to compare and eventually recover your decryption keys from a backup (since you do backups... isn't it? Uh?).		Otherwise, you can still try to compare and eventually recover your decryption keys from a backup (since you do backups... isn't it? Uh?).

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Valerio Bozzolan: add a workaround for a strange SMTP bug

2021-12-14T16:44:25Z

add a workaround for a strange SMTP bug

← Older revision		Revision as of 18:44, 14 December 2021
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	* '''library doesn't exists''': PHP Sodium library have to be installed to be able to use data encryption feature. Here is a guide on how to install library: [https://www.php.net/manual/en/sodium.installation.php Sodium installation]. If you don't want to use data encryption, you have to disable encryption in [[Data_encryption#Settings\|attribute settings]].		* '''library doesn't exists''': PHP Sodium library have to be installed to be able to use data encryption feature. Here is a guide on how to install library: [https://www.php.net/manual/en/sodium.installation.php Sodium installation]. If you don't want to use data encryption, you have to disable encryption in [[Data_encryption#Settings\|attribute settings]].
	* '''wrong decryption key''': decryption key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.		* '''wrong decryption key''': decryption key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.

			Note: if the ''wrong decryption key'' error happens only when LimeSurvey sends an email (e.g. when you concluded a survey), go in Configuration > Global Settings > E-mail settings, and re-insert your STMP password and press Save.<ref>https://forums.limesurvey.org/forum/installation-a-update-issues/120567-encryption-keys-after-update</ref>

			Otherwise, you can still try to compare and eventually recover your decryption keys from a backup (since you do backups... isn't it? Uh?).

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P teichmann at 08:23, 30 April 2021

2021-04-30T08:23:35Z

← Older revision		Revision as of 10:23, 30 April 2021
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	<!--T:9-->		<!--T:9-->
	There is no one correct answer to this question. It heavily depends on:		There is not one correct answer to this question. It heavily depends on:

	<!--T:10-->		<!--T:10-->
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	*where your survey is based on		*where your survey is based on
	*national or federal legislation		*national or federal legislation
	*...

	<!--T:11-->		<!--T:11-->

Han: Marked this version for translation

2020-05-19T14:48:39Z

Marked this version for translation

← Older revision		Revision as of 16:48, 19 May 2020
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	{{Alert\|Once you create encryption keys, make sure to create backups. If you lose the keys, the data will become unusable since it cannot be recovered any longer. If you use LimeSurvey CE, the public and secret keys can be found in '''/application/config/security.php'''.}}		{{Alert\|Once you create encryption keys, make sure to create backups. If you lose the keys, the data will become unusable since it cannot be recovered any longer. If you use LimeSurvey CE, the public and secret keys can be found in '''/application/config/security.php'''.}}

			<!--T:33-->
	{{Note\|You can move [[Optional_settings#Encryption_settings_.28New_in_4.0.0_.29\|this settings]] in <code>application/config/config.php</code> after installation.}}		{{Note\|You can move [[Optional_settings#Encryption_settings_.28New_in_4.0.0_.29\|this settings]] in <code>application/config/config.php</code> after installation.}}

DenisChenu: Add link to Optional_settings

2020-03-20T08:44:31Z

Add link to Optional_settings

← Older revision		Revision as of 10:44, 20 March 2020
Line 23:		Line 23:
	{{Alert\|Once you create encryption keys, make sure to create backups. If you lose the keys, the data will become unusable since it cannot be recovered any longer. If you use LimeSurvey CE, the public and secret keys can be found in '''/application/config/security.php'''.}}		{{Alert\|Once you create encryption keys, make sure to create backups. If you lose the keys, the data will become unusable since it cannot be recovered any longer. If you use LimeSurvey CE, the public and secret keys can be found in '''/application/config/security.php'''.}}

			{{Note\|You can move [[Optional_settings#Encryption_settings_.28New_in_4.0.0_.29\|this settings]] in <code>application/config/config.php</code> after installation.}}

	===When to encrypt your data?=== <!--T:8-->		===When to encrypt your data?=== <!--T:8-->

Han at 12:46, 19 August 2019

2019-08-19T12:46:16Z

← Older revision		Revision as of 14:46, 19 August 2019
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	==Errors== <!--T:32-->		==Errors== <!--T:32-->
	Possible errors when using data encryption:		Possible errors when using data encryption:
	* '''library doesn't exists''': PHP Sodium library have to be installed to be able to use data encryption feature. Here is a guide on how to install library: [https://www.php.net/manual/en/sodium.installation.php Sodium installation]. If you don't want to use data encryption, you have to disable encryption in [~~https://manual.limesurvey.org/~~Data_encryption#Settings attribute settings].		* '''library doesn't exists''': PHP Sodium library have to be installed to be able to use data encryption feature. Here is a guide on how to install library: [https://www.php.net/manual/en/sodium.installation.php Sodium installation]. If you don't want to use data encryption, you have to disable encryption in [[Data_encryption#Settings\|attribute settings]].
	* '''wrong decryption key''': decryption key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.		* '''wrong decryption key''': decryption key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.

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Han: in link two times http

2019-08-19T12:28:31Z

in link two times http

← Older revision		Revision as of 14:28, 19 August 2019
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	<!--T:28-->		<!--T:28-->
	LimeSurvey uses the [https://github.com/paragonie/sodium_compat Sodium Compat] library to bridge with different PHP versions.		LimeSurvey uses the [https://github.com/paragonie/sodium_compat Sodium Compat] library to bridge with different PHP versions.
	This library tentatively supports PHP 5.2.4 - 7.x (latest), but officially it only supports [~~https://~~https://secure.php.net/supported-versions.php non-EOL'd versions of PHP].		This library tentatively supports PHP 5.2.4 - 7.x (latest), but officially it only supports [https://secure.php.net/supported-versions.php non-EOL'd versions of PHP].


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	<!--T:31-->		<!--T:31-->
	Partial string search won't be possible for database columns with encrypted data, only exact match search.		Partial string search won't be possible for database columns with encrypted data, only exact match search.


	==Errors== <!--T:32-->		==Errors== <!--T:32-->

Han: Marked this version for translation

2019-08-07T19:30:59Z

Marked this version for translation

Show changes

Cdorin: /* Errors */

2019-04-15T14:20:03Z

Errors

← Older revision		Revision as of 16:20, 15 April 2019
Line 99:		Line 99:
	Possible errors when using data encryption:		Possible errors when using data encryption:
	* '''library doesn't exists''': PHP Sodium library have to be installed to be able to use data encryption feature. Here is a guide on how to install library: [https://www.php.net/manual/en/sodium.installation.php Sodium installation]. If you don't want to use data encryption, you have to disable encryption in [https://manual.limesurvey.org/Data_encryption#Settings attribute settings].		* '''library doesn't exists''': PHP Sodium library have to be installed to be able to use data encryption feature. Here is a guide on how to install library: [https://www.php.net/manual/en/sodium.installation.php Sodium installation]. If you don't want to use data encryption, you have to disable encryption in [https://manual.limesurvey.org/Data_encryption#Settings attribute settings].
	* '''wrong decryption key''': ~~Decryption~~ key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.		* '''wrong decryption key''': decryption key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.

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Cdorin: /* Errors */

2019-04-15T14:16:41Z

Errors

← Older revision		Revision as of 16:16, 15 April 2019
Line 99:		Line 99:
	Possible errors when using data encryption:		Possible errors when using data encryption:
	* '''library doesn't exists''': PHP Sodium library have to be installed to be able to use data encryption feature. Here is a guide on how to install library: [https://www.php.net/manual/en/sodium.installation.php Sodium installation]. If you don't want to use data encryption, you have to disable encryption in [https://manual.limesurvey.org/Data_encryption#Settings attribute settings].		* '''library doesn't exists''': PHP Sodium library have to be installed to be able to use data encryption feature. Here is a guide on how to install library: [https://www.php.net/manual/en/sodium.installation.php Sodium installation]. If you don't want to use data encryption, you have to disable encryption in [https://manual.limesurvey.org/Data_encryption#Settings attribute settings].
	* '''wrong decryption key''': Decryption key has changed since data was last saved, so data can't be decrypted. ~~Only~~ way to decrypt data is to retrieve original key from backup and replace current decryption key with original key.		* '''wrong decryption key''': Decryption key has changed since data was last saved, so data can't be decrypted. The only way to decrypt data is to retrieve the original key from backup and replace the current decryption key with the original key.

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