Update env template file (#4276)1.30.2

* update env template to fit the config.rs

* Categorize env template settings

* Fix a wrong setting

* Fix wrong icon redirect code

* Fix ICON_DOWNLOAD_TIMEOUT default value

Co-authored-by: Daniel <[email protected]>

* Move related settings together.
Merge Yubikey, Duo, Email 2FA sections into one.
Other minor fixes.

* Minor fix of some settings position

* Add some comment

* Minor fix.

---------

Co-authored-by: Daniel <[email protected]>

1 files changed, 278 insertions, 218 deletions

diff --git a/.env.template b/.env.template
index 14219e62..013b3ff5 100644
--- a/.env.template
+++ b/.env.template
@@ -10,30 +10,67 @@
 ## variable ENV_FILE can be set to the location of this file prior to starting
 ## Vaultwarden.
 
+####################
+### Data folders ###
+####################
+
 ## Main data folder
 # DATA_FOLDER=data
 
+## Individual folders, these override %DATA_FOLDER%
+# RSA_KEY_FILENAME=data/rsa_key
+# ICON_CACHE_FOLDER=data/icon_cache
+# ATTACHMENTS_FOLDER=data/attachments
+# SENDS_FOLDER=data/sends
+# TMP_FOLDER=data/tmp
+
+## Templates data folder, by default uses embedded templates
+## Check source code to see the format
+# TEMPLATES_FOLDER=data/templates
+## Automatically reload the templates for every request, slow, use only for development
+# RELOAD_TEMPLATES=false
+
+## Web vault settings
+# WEB_VAULT_FOLDER=web-vault/
+# WEB_VAULT_ENABLED=true
+
+#########################
+### Database settings ###
+#########################
+
 ## Database URL
 ## When using SQLite, this is the path to the DB file, default to %DATA_FOLDER%/db.sqlite3
 # DATABASE_URL=data/db.sqlite3
 ## When using MySQL, specify an appropriate connection URI.
-## Details: https://docs.diesel.rs/diesel/mysql/struct.MysqlConnection.html
+## Details: https://docs.diesel.rs/2.1.x/diesel/mysql/struct.MysqlConnection.html
 # DATABASE_URL=mysql://user:password@host[:port]/database_name
 ## When using PostgreSQL, specify an appropriate connection URI (recommended)
 ## or keyword/value connection string.
 ## Details:
-## - https://docs.diesel.rs/diesel/pg/struct.PgConnection.html
+## - https://docs.diesel.rs/2.1.x/diesel/pg/struct.PgConnection.html
 ## - https://www.postgresql.org/docs/current/libpq-connect.html#LIBPQ-CONNSTRING
 # DATABASE_URL=postgresql://user:password@host[:port]/database_name
 
-## Database max connections
-## Define the size of the connection pool used for connecting to the database.
-# DATABASE_MAX_CONNS=10
+## Enable WAL for the DB
+## Set to false to avoid enabling WAL during startup.
+## Note that if the DB already has WAL enabled, you will also need to disable WAL in the DB,
+## this setting only prevents Vaultwarden from automatically enabling it on start.
+## Please read project wiki page about this setting first before changing the value as it can
+## cause performance degradation or might render the service unable to start.
+# ENABLE_DB_WAL=true
+
+## Database connection retries
+## Number of times to retry the database connection during startup, with 1 second delay between each retry, set to 0 to retry indefinitely
+# DB_CONNECTION_RETRIES=15
 
 ## Database timeout
 ## Timeout when acquiring database connection
 # DATABASE_TIMEOUT=30
 
+## Database max connections
+## Define the size of the connection pool used for connecting to the database.
+# DATABASE_MAX_CONNS=10
+
 ## Database connection initialization
 ## Allows SQL statements to be run whenever a new database connection is created.
 ## This is mainly useful for connection-scoped pragmas.
@@ -43,31 +80,9 @@
 ## - PostgreSQL: ""
 # DATABASE_CONN_INIT=""
 
-## Individual folders, these override %DATA_FOLDER%
-# RSA_KEY_FILENAME=data/rsa_key
-# ICON_CACHE_FOLDER=data/icon_cache
-# ATTACHMENTS_FOLDER=data/attachments
-# SENDS_FOLDER=data/sends
-# TMP_FOLDER=data/tmp
-
-## Templates data folder, by default uses embedded templates
-## Check source code to see the format
-# TEMPLATES_FOLDER=/path/to/templates
-## Automatically reload the templates for every request, slow, use only for development
-# RELOAD_TEMPLATES=false
-
-## Client IP Header, used to identify the IP of the client, defaults to "X-Real-IP"
-## Set to the string "none" (without quotes), to disable any headers and just use the remote IP
-# IP_HEADER=X-Real-IP
-
-## Cache time-to-live for successfully obtained icons, in seconds (0 is "forever")
-# ICON_CACHE_TTL=2592000
-## Cache time-to-live for icons which weren't available, in seconds (0 is "forever")
-# ICON_CACHE_NEGTTL=259200
-
-## Web vault settings
-# WEB_VAULT_FOLDER=web-vault/
-# WEB_VAULT_ENABLED=true
+#################
+### WebSocket ###
+#################
 
 ## Enables websocket notifications
 # WEBSOCKET_ENABLED=false
@@ -76,43 +91,24 @@
 # WEBSOCKET_ADDRESS=0.0.0.0
 # WEBSOCKET_PORT=3012
 
+##########################
+### Push notifications ###
+##########################
+
 ## Enables push notifications (requires key and id from https://bitwarden.com/host)
 ## If you choose "European Union" Data Region, uncomment PUSH_RELAY_URI and PUSH_IDENTITY_URI then replace .com by .eu
-# PUSH_ENABLED=true
+## Details about mobile client push notification:
+## - https://github.com/dani-garcia/vaultwarden/wiki/Enabling-Mobile-Client-push-notification
+# PUSH_ENABLED=false
 # PUSH_INSTALLATION_ID=CHANGEME
 # PUSH_INSTALLATION_KEY=CHANGEME
 ## Don't change this unless you know what you're doing.
 # PUSH_RELAY_URI=https://push.bitwarden.com
 # PUSH_IDENTITY_URI=https://identity.bitwarden.com
 
-## Controls whether users are allowed to create Bitwarden Sends.
-## This setting applies globally to all users.
-## To control this on a per-org basis instead, use the "Disable Send" org policy.
-# SENDS_ALLOWED=true
-
-## Controls whether users can enable emergency access to their accounts.
-## This setting applies globally to all users.
-# EMERGENCY_ACCESS_ALLOWED=true
-
-## Controls whether event logging is enabled for organizations
-## This setting applies to organizations.
-## Disabled by default. Also check the EVENT_CLEANUP_SCHEDULE and EVENTS_DAYS_RETAIN settings.
-# ORG_EVENTS_ENABLED=false
-
-## Controls whether users can change their email.
-## This setting applies globally to all users
-# EMAIL_CHANGE_ALLOWED=true
-
-## Number of days to retain events stored in the database.
-## If unset (the default), events are kept indefinitely and the scheduled job is disabled!
-# EVENTS_DAYS_RETAIN=
-
-## BETA FEATURE: Groups
-## Controls whether group support is enabled for organizations
-## This setting applies to organizations.
-## Disabled by default because this is a beta feature, it contains known issues!
-## KNOW WHAT YOU ARE DOING!
-# ORG_GROUPS_ENABLED=false
+#####################
+### Schedule jobs ###
+#####################
 
 ## Job scheduler settings
 ##
@@ -153,39 +149,147 @@
 ## Cron schedule of the job that cleans old events from the event table.
 ## Defaults to daily. Set blank to disable this job. Also without EVENTS_DAYS_RETAIN set, this job will not start.
 # EVENT_CLEANUP_SCHEDULE="0 10 0 * * *"
+## Number of days to retain events stored in the database.
+## If unset (the default), events are kept indefinitely and the scheduled job is disabled!
+# EVENTS_DAYS_RETAIN=
+##
+## Cron schedule of the job that cleans old auth requests from the auth request.
+## Defaults to every minute. Set blank to disable this job.
+# AUTH_REQUEST_PURGE_SCHEDULE="30 * * * * *"
 
-## Enable extended logging, which shows timestamps and targets in the logs
-# EXTENDED_LOGGING=true
+########################
+### General settings ###
+########################
 
-## Timestamp format used in extended logging.
-## Format specifiers: https://docs.rs/chrono/latest/chrono/format/strftime
-# LOG_TIMESTAMP_FORMAT="%Y-%m-%d %H:%M:%S.%3f"
+## Domain settings
+## The domain must match the address from where you access the server
+## It's recommended to configure this value, otherwise certain functionality might not work,
+## like attachment downloads, email links and U2F.
+## For U2F to work, the server must use HTTPS, you can use Let's Encrypt for free certs
+## To use HTTPS, the recommended way is to put Vaultwarden behind a reverse proxy
+## Details:
+## - https://github.com/dani-garcia/vaultwarden/wiki/Enabling-HTTPS
+## - https://github.com/dani-garcia/vaultwarden/wiki/Proxy-examples
+## For development
+# DOMAIN=http://localhost
+## For public server
+# DOMAIN=https://vw.domain.tld
+## For public server (URL with port number)
+# DOMAIN=https://vw.domain.tld:8443
+## For public server (URL with path)
+# DOMAIN=https://domain.tld/vw
 
-## Logging to file
-# LOG_FILE=/path/to/log
+## Controls whether users are allowed to create Bitwarden Sends.
+## This setting applies globally to all users.
+## To control this on a per-org basis instead, use the "Disable Send" org policy.
+# SENDS_ALLOWED=true
 
-## Logging to Syslog
-## This requires extended logging
-# USE_SYSLOG=false
+## HIBP Api Key
+## HaveIBeenPwned API Key, request it here: https://haveibeenpwned.com/API/Key
+# HIBP_API_KEY=
 
-## Log level
-## Change the verbosity of the log output
-## Valid values are "trace", "debug", "info", "warn", "error" and "off"
-## Setting it to "trace" or "debug" would also show logs for mounted
-## routes and static file, websocket and alive requests
-# LOG_LEVEL=Info
+## Per-organization attachment storage limit (KB)
+## Max kilobytes of attachment storage allowed per organization.
+## When this limit is reached, organization members will not be allowed to upload further attachments for ciphers owned by that organization.
+# ORG_ATTACHMENT_LIMIT=
+## Per-user attachment storage limit (KB)
+## Max kilobytes of attachment storage allowed per user.
+## When this limit is reached, the user will not be allowed to upload further attachments.
+# USER_ATTACHMENT_LIMIT=
+## Per-user send storage limit (KB)
+## Max kilobytes of send storage allowed per user.
+## When this limit is reached, the user will not be allowed to upload further sends.
+# USER_SEND_LIMIT=
 
-## Enable WAL for the DB
-## Set to false to avoid enabling WAL during startup.
-## Note that if the DB already has WAL enabled, you will also need to disable WAL in the DB,
-## this setting only prevents Vaultwarden from automatically enabling it on start.
-## Please read project wiki page about this setting first before changing the value as it can
-## cause performance degradation or might render the service unable to start.
-# ENABLE_DB_WAL=true
+## Number of days to wait before auto-deleting a trashed item.
+## If unset (the default), trashed items are not auto-deleted.
+## This setting applies globally, so make sure to inform all users of any changes to this setting.
+# TRASH_AUTO_DELETE_DAYS=
 
-## Database connection retries
-## Number of times to retry the database connection during startup, with 1 second delay between each retry, set to 0 to retry indefinitely
-# DB_CONNECTION_RETRIES=15
+## Number of minutes to wait before a 2FA-enabled login is considered incomplete,
+## resulting in an email notification. An incomplete 2FA login is one where the correct
+## master password was provided but the required 2FA step was not completed, which
+## potentially indicates a master password compromise. Set to 0 to disable this check.
+## This setting applies globally to all users.
+# INCOMPLETE_2FA_TIME_LIMIT=3
+
+## Disable icon downloading
+## Set to true to disable icon downloading in the internal icon service.
+## This still serves existing icons from $ICON_CACHE_FOLDER, without generating any external
+## network requests. $ICON_CACHE_TTL must also be set to 0; otherwise, the existing icons
+## will be deleted eventually, but won't be downloaded again.
+# DISABLE_ICON_DOWNLOAD=false
+
+## Controls if new users can register
+# SIGNUPS_ALLOWED=true
+
+## Controls if new users need to verify their email address upon registration
+## Note that setting this option to true prevents logins until the email address has been verified!
+## The welcome email will include a verification link, and login attempts will periodically
+## trigger another verification email to be sent.
+# SIGNUPS_VERIFY=false
+
+## If SIGNUPS_VERIFY is set to true, this limits how many seconds after the last time
+## an email verification link has been sent another verification email will be sent
+# SIGNUPS_VERIFY_RESEND_TIME=3600
+
+## If SIGNUPS_VERIFY is set to true, this limits how many times an email verification
+## email will be re-sent upon an attempted login.
+# SIGNUPS_VERIFY_RESEND_LIMIT=6
+
+## Controls if new users from a list of comma-separated domains can register
+## even if SIGNUPS_ALLOWED is set to false
+# SIGNUPS_DOMAINS_WHITELIST=example.com,example.net,example.org
+
+## Controls whether event logging is enabled for organizations
+## This setting applies to organizations.
+## Disabled by default. Also check the EVENT_CLEANUP_SCHEDULE and EVENTS_DAYS_RETAIN settings.
+# ORG_EVENTS_ENABLED=false
+
+## Controls which users can create new orgs.
+## Blank or 'all' means all users can create orgs (this is the default):
+# ORG_CREATION_USERS=
+## 'none' means no users can create orgs:
+# ORG_CREATION_USERS=none
+## A comma-separated list means only those users can create orgs:
+# [email protected],[email protected]
+
+## Invitations org admins to invite users, even when signups are disabled
+# INVITATIONS_ALLOWED=true
+## Name shown in the invitation emails that don't come from a specific organization
+# INVITATION_ORG_NAME=Vaultwarden
+
+## The number of hours after which an organization invite token, emergency access invite token,
+## email verification token and deletion request token will expire (must be at least 1)
+# INVITATION_EXPIRATION_HOURS=120
+
+## Controls whether users can enable emergency access to their accounts.
+## This setting applies globally to all users.
+# EMERGENCY_ACCESS_ALLOWED=true
+
+## Controls whether users can change their email.
+## This setting applies globally to all users
+# EMAIL_CHANGE_ALLOWED=true
+
+## Number of server-side passwords hashing iterations for the password hash.
+## The default for new users. If changed, it will be updated during login for existing users.
+# PASSWORD_ITERATIONS=600000
+
+## Controls whether users can set password hints. This setting applies globally to all users.
+# PASSWORD_HINTS_ALLOWED=true
+
+## Controls whether a password hint should be shown directly in the web page if
+## SMTP service is not configured. Not recommended for publicly-accessible instances
+## as this provides unauthenticated access to potentially sensitive data.
+# SHOW_PASSWORD_HINT=false
+
+#########################
+### Advanced settings ###
+#########################
+
+## Client IP Header, used to identify the IP of the client, defaults to "X-Real-IP"
+## Set to the string "none" (without quotes), to disable any headers and just use the remote IP
+# IP_HEADER=X-Real-IP
 
 ## Icon service
 ## The predefined icon services are: internal, bitwarden, duckduckgo, google.
@@ -208,12 +312,12 @@
 ## are currently better supported by the Bitwarden clients.
 # ICON_REDIRECT_CODE=302
 
-## Disable icon downloading
-## Set to true to disable icon downloading in the internal icon service.
-## This still serves existing icons from $ICON_CACHE_FOLDER, without generating any external
-## network requests. $ICON_CACHE_TTL must also be set to 0; otherwise, the existing icons
-## will be deleted eventually, but won't be downloaded again.
-# DISABLE_ICON_DOWNLOAD=false
+## Cache time-to-live for successfully obtained icons, in seconds (0 is "forever")
+## Default: 2592000 (30 days)
+# ICON_CACHE_TTL=2592000
+## Cache time-to-live for icons which weren't available, in seconds (0 is "forever")
+## Default: 2592000 (3 days)
+# ICON_CACHE_NEGTTL=259200
 
 ## Icon download timeout
 ## Configure the timeout value when downloading the favicons.
@@ -230,51 +334,41 @@
 ## Useful to secure your internal environment: See https://en.wikipedia.org/wiki/Reserved_IP_addresses for a list of IPs which it will block
 # ICON_BLACKLIST_NON_GLOBAL_IPS=true
 
-## Disable 2FA remember
-## Enabling this would force the users to use a second factor to login every time.
-## Note that the checkbox would still be present, but ignored.
-# DISABLE_2FA_REMEMBER=false
-
-## Maximum attempts before an email token is reset and a new email will need to be sent.
-# EMAIL_ATTEMPTS_LIMIT=3
-
-## Token expiration time
-## Maximum time in seconds a token is valid. The time the user has to open email client and copy token.
-# EMAIL_EXPIRATION_TIME=600
-
-## Email token size
-## Number of digits in an email 2FA token (min: 6, max: 255).
-## Note that the Bitwarden clients are hardcoded to mention 6 digit codes regardless of this setting!
-# EMAIL_TOKEN_SIZE=6
+## Client Settings
+## Enable experimental feature flags for clients.
+## This is a comma-separated list of flags, e.g. "flag1,flag2,flag3".
+##
+## The following flags are available:
+## - "autofill-overlay": Add an overlay menu to form fields for quick access to credentials.
+## - "autofill-v2": Use the new autofill implementation.
+## - "browser-fileless-import": Directly import credentials from other providers without a file.
+## - "fido2-vault-credentials": Enable the use of FIDO2 security keys as second factor.
+# EXPERIMENTAL_CLIENT_FEATURE_FLAGS=fido2-vault-credentials
 
-## Controls if new users can register
-# SIGNUPS_ALLOWED=true
+## Require new device emails. When a user logs in an email is required to be sent.
+## If sending the email fails the login attempt will fail!!
+# REQUIRE_DEVICE_EMAIL=false
 
-## Controls if new users need to verify their email address upon registration
-## Note that setting this option to true prevents logins until the email address has been verified!
-## The welcome email will include a verification link, and login attempts will periodically
-## trigger another verification email to be sent.
-# SIGNUPS_VERIFY=false
+## Enable extended logging, which shows timestamps and targets in the logs
+# EXTENDED_LOGGING=true
 
-## If SIGNUPS_VERIFY is set to true, this limits how many seconds after the last time
-## an email verification link has been sent another verification email will be sent
-# SIGNUPS_VERIFY_RESEND_TIME=3600
+## Timestamp format used in extended logging.
+## Format specifiers: https://docs.rs/chrono/latest/chrono/format/strftime
+# LOG_TIMESTAMP_FORMAT="%Y-%m-%d %H:%M:%S.%3f"
 
-## If SIGNUPS_VERIFY is set to true, this limits how many times an email verification
-## email will be re-sent upon an attempted login.
-# SIGNUPS_VERIFY_RESEND_LIMIT=6
+## Logging to Syslog
+## This requires extended logging
+# USE_SYSLOG=false
 
-## Controls if new users from a list of comma-separated domains can register
-## even if SIGNUPS_ALLOWED is set to false
-# SIGNUPS_DOMAINS_WHITELIST=example.com,example.net,example.org
+## Logging to file
+# LOG_FILE=/path/to/log
 
-## Controls which users can create new orgs.
-## Blank or 'all' means all users can create orgs (this is the default):
-# ORG_CREATION_USERS=
-## 'none' means no users can create orgs:
-# ORG_CREATION_USERS=none
-## A comma-separated list means only those users can create orgs:
-# [email protected],[email protected]
+## Log level
+## Change the verbosity of the log output
+## Valid values are "trace", "debug", "info", "warn", "error" and "off"
+## Setting it to "trace" or "debug" would also show logs for mounted
+## routes and static file, websocket and alive requests
+# LOG_LEVEL=info
 
 ## Token for the admin interface, preferably an Argon2 PCH string
 ## Vaultwarden has a built-in generator by calling `vaultwarden hash`
@@ -291,58 +385,13 @@
 ## meant to be used with the use of a separate auth layer in front
 # DISABLE_ADMIN_TOKEN=false
 
-## Invitations org admins to invite users, even when signups are disabled
-# INVITATIONS_ALLOWED=true
-## Name shown in the invitation emails that don't come from a specific organization
-# INVITATION_ORG_NAME=Vaultwarden
-
-## The number of hours after which an organization invite token, emergency access invite token,
-## email verification token and deletion request token will expire (must be at least 1)
-# INVITATION_EXPIRATION_HOURS=120
-
-## Per-organization attachment storage limit (KB)
-## Max kilobytes of attachment storage allowed per organization.
-## When this limit is reached, organization members will not be allowed to upload further attachments for ciphers owned by that organization.
-# ORG_ATTACHMENT_LIMIT=
-## Per-user attachment storage limit (KB)
-## Max kilobytes of attachment storage allowed per user.
-## When this limit is reached, the user will not be allowed to upload further attachments.
-# USER_ATTACHMENT_LIMIT=
-## Per-user send storage limit (KB)
-## Max kilobytes of send storage allowed per user.
-## When this limit is reached, the user will not be allowed to upload further sends.
-# USER_SEND_LIMIT=
-
-## Number of days to wait before auto-deleting a trashed item.
-## If unset (the default), trashed items are not auto-deleted.
-## This setting applies globally, so make sure to inform all users of any changes to this setting.
-# TRASH_AUTO_DELETE_DAYS=
-
-## Number of minutes to wait before a 2FA-enabled login is considered incomplete,
-## resulting in an email notification. An incomplete 2FA login is one where the correct
-## master password was provided but the required 2FA step was not completed, which
-## potentially indicates a master password compromise. Set to 0 to disable this check.
-## This setting applies globally to all users.
-# INCOMPLETE_2FA_TIME_LIMIT=3
-
-## Number of server-side passwords hashing iterations for the password hash.
-## The default for new users. If changed, it will be updated during login for existing users.
-# PASSWORD_ITERATIONS=350000
-
-## Controls whether users can set password hints. This setting applies globally to all users.
-# PASSWORD_HINTS_ALLOWED=true
-
-## Controls whether a password hint should be shown directly in the web page if
-## SMTP service is not configured. Not recommended for publicly-accessible instances
-## as this provides unauthenticated access to potentially sensitive data.
-# SHOW_PASSWORD_HINT=false
+## Number of seconds, on average, between admin login requests from the same IP address before rate limiting kicks in.
+# ADMIN_RATELIMIT_SECONDS=300
+## Allow a burst of requests of up to this size, while maintaining the average indicated by `ADMIN_RATELIMIT_SECONDS`.
+# ADMIN_RATELIMIT_MAX_BURST=3
 
-## Domain settings
-## The domain must match the address from where you access the server
-## It's recommended to configure this value, otherwise certain functionality might not work,
-## like attachment downloads, email links and U2F.
-## For U2F to work, the server must use HTTPS, you can use Let's Encrypt for free certs
-# DOMAIN=https://vw.domain.tld:8443
+## Set the lifetime of admin sessions to this value (in minutes).
+# ADMIN_SESSION_LIFETIME=20
 
 ## Allowed iframe ancestors (Know the risks!)
 ## https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/frame-ancestors
@@ -357,13 +406,16 @@
 ## Note that this applies to both the login and the 2FA, so it's recommended to allow a burst size of at least 2.
 # LOGIN_RATELIMIT_MAX_BURST=10
 
-## Number of seconds, on average, between admin login requests from the same IP address before rate limiting kicks in.
-# ADMIN_RATELIMIT_SECONDS=300
-## Allow a burst of requests of up to this size, while maintaining the average indicated by `ADMIN_RATELIMIT_SECONDS`.
-# ADMIN_RATELIMIT_MAX_BURST=3
+## BETA FEATURE: Groups
+## Controls whether group support is enabled for organizations
+## This setting applies to organizations.
+## Disabled by default because this is a beta feature, it contains known issues!
+## KNOW WHAT YOU ARE DOING!
+# ORG_GROUPS_ENABLED=false
 
-## Set the lifetime of admin sessions to this value (in minutes).
-# ADMIN_SESSION_LIFETIME=20
+########################
+### MFA/2FA settings ###
+########################
 
 ## Yubico (Yubikey) Settings
 ## Set your Client ID and Secret Key for Yubikey OTP
@@ -384,6 +436,25 @@
 ## After that, you should be able to follow the rest of the guide linked above,
 ## ignoring the fields that ask for the values that you already configured beforehand.
 
+## Email 2FA settings
+## Email token size
+## Number of digits in an email 2FA token (min: 6, max: 255).
+## Note that the Bitwarden clients are hardcoded to mention 6 digit codes regardless of this setting!
+# EMAIL_TOKEN_SIZE=6
+##
+## Token expiration time
+## Maximum time in seconds a token is valid. The time the user has to open email client and copy token.
+# EMAIL_EXPIRATION_TIME=600
+##
+## Maximum attempts before an email token is reset and a new email will need to be sent.
+# EMAIL_ATTEMPTS_LIMIT=3
+
+## Other MFA/2FA settings
+## Disable 2FA remember
+## Enabling this would force the users to use a second factor to login every time.
+## Note that the checkbox would still be present, but ignored.
+# DISABLE_2FA_REMEMBER=false
+##
 ## Authenticator Settings
 ## Disable authenticator time drifted codes to be valid.
 ## TOTP codes of the previous and next 30 seconds will be invalid
@@ -396,23 +467,9 @@
 ## In any case, if a code has been used it can not be used again, also codes which predates it will be invalid.
 # AUTHENTICATOR_DISABLE_TIME_DRIFT=false
 
-## Client Settings
-## Enable experimental feature flags for clients.
-## This is a comma-separated list of flags, e.g. "flag1,flag2,flag3".
-##
-## The following flags are available:
-## - "autofill-overlay": Add an overlay menu to form fields for quick access to credentials.
-## - "autofill-v2": Use the new autofill implementation.
-## - "browser-fileless-import": Directly import credentials from other providers without a file.
-## - "fido2-vault-credentials": Enable the use of FIDO2 security keys as second factor.
-## EXPERIMENTAL_CLIENT_FEATURE_FLAGS=fido2-vault-credentials
-
-## Rocket specific settings
-## See https://rocket.rs/v0.4/guide/configuration/ for more details.
-# ROCKET_ADDRESS=0.0.0.0
-# ROCKET_PORT=80  # Defaults to 80 in the Docker images, or 8000 otherwise.
-# ROCKET_WORKERS=10
-# ROCKET_TLS={certs="/path/to/certs.pem",key="/path/to/key.pem"}
+###########################
+### SMTP Email settings ###
+###########################
 
 ## Mail specific settings, set SMTP_FROM and either SMTP_HOST or USE_SENDMAIL to enable the mail service.
 ## To make sure the email links are pointing to the correct host, set the DOMAIN variable.
@@ -434,7 +491,7 @@
 ## Defaults for SSL is "Plain" and "Login" and nothing for Non-SSL connections.
 ## Possible values: ["Plain", "Login", "Xoauth2"].
 ## Multiple options need to be separated by a comma ','.
-# SMTP_AUTH_MECHANISM="Plain"
+# SMTP_AUTH_MECHANISM=
 
 ## Server name sent during the SMTP HELO
 ## By default this value should be is on the machine's hostname,
@@ -442,30 +499,33 @@
 # HELO_NAME=
 
 ## Embed images as email attachments
-# SMTP_EMBED_IMAGES=false
+# SMTP_EMBED_IMAGES=true
 
 ## SMTP debugging
 ## When set to true this will output very detailed SMTP messages.
 ## WARNING: This could contain sensitive information like passwords and usernames! Only enable this during troubleshooting!
 # SMTP_DEBUG=false
 
-## Accept Invalid Hostnames
-## DANGEROUS: This option introduces significant vulnerabilities to man-in-the-middle attacks!
-## Only use this as a last resort if you are not able to use a valid certificate.
-# SMTP_ACCEPT_INVALID_HOSTNAMES=false
-
 ## Accept Invalid Certificates
 ## DANGEROUS: This option introduces significant vulnerabilities to man-in-the-middle attacks!
 ## Only use this as a last resort if you are not able to use a valid certificate.
 ## If the Certificate is valid but the hostname doesn't match, please use SMTP_ACCEPT_INVALID_HOSTNAMES instead.
 # SMTP_ACCEPT_INVALID_CERTS=false
 
-## Require new device emails. When a user logs in an email is required to be sent.
-## If sending the email fails the login attempt will fail!!
-# REQUIRE_DEVICE_EMAIL=false
+## Accept Invalid Hostnames
+## DANGEROUS: This option introduces significant vulnerabilities to man-in-the-middle attacks!
+## Only use this as a last resort if you are not able to use a valid certificate.
+# SMTP_ACCEPT_INVALID_HOSTNAMES=false
+
+##########################
+### Rocket settings ###
+##########################
+
+## Rocket specific settings
+## See https://rocket.rs/v0.5/guide/configuration/ for more details.
+# ROCKET_ADDRESS=0.0.0.0
+# ROCKET_PORT=80  # Defaults to 80 in the Docker images, or 8000 otherwise.
+# ROCKET_TLS={certs="/path/to/certs.pem",key="/path/to/key.pem"}
 
-## HIBP Api Key
-## HaveIBeenPwned API Key, request it here: https://haveibeenpwned.com/API/Key
-# HIBP_API_KEY=
 
-# vim: syntax=ini
\ No newline at end of file
+# vim: syntax=ini