diff --git a/dnsapi/dns_yandex360.sh b/dnsapi/dns_yandex360.sh
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+++ b/dnsapi/dns_yandex360.sh
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+#!/usr/bin/env sh
+# shellcheck disable=SC2034
+dns_yandex360_info='Yandex 360 for Business DNS API.
+Yandex 360 for Business is a digital environment for effective collaboration.
+Site: https://360.yandex.com/
+Docs: https://github.com/acmesh-official/acme.sh/wiki/dnsapi2#dns_yandex360
+Options:
+ YANDEX360_CLIENT_ID OAuth 2.0 ClientID
+ YANDEX360_CLIENT_SECRET OAuth 2.0 Client secret
+ YANDEX360_ORG_ID Organization ID
+OptionsAlt:
+ YANDEX360_ACCESS_TOKEN OAuth 2.0 Access token. Optional.
+Issues: https://github.com/acmesh-official/acme.sh/issues/5213
+Author: <Als@admin.ru.net>
+'
+
+YANDEX360_API_BASE='https://api360.yandex.net/directory/v1/org'
+YANDEX360_OAUTH_BASE='https://oauth.yandex.ru'
+
+########  Public functions #####################
+
+dns_yandex360_add() {
+  fulldomain=$1
+  txtvalue=$2
+  _info 'Using Yandex 360 DNS API'
+
+  if ! _check_yandex360_variables; then
+    return 1
+  fi
+
+  if ! _get_root "$fulldomain"; then
+    return 1
+  fi
+
+  sub_domain=$(echo "$fulldomain" | sed "s/\.$root_domain$//")
+
+  _debug 'Adding Yandex 360 DNS record for subdomain' "$sub_domain"
+  dns_api_url="${YANDEX360_API_BASE}/${YANDEX360_ORG_ID}/domains/${root_domain}/dns"
+  data='{"name":"'"$sub_domain"'","type":"TXT","ttl":60,"text":"'"$txtvalue"'"}'
+
+  response="$(_post "$data" "$dns_api_url" '' 'POST' 'application/json')"
+  response="$(echo "$response" | _normalizeJson)"
+  _debug 'Response' "$response"
+
+  if _contains "$response" 'recordId'; then
+    return 0
+  else
+    return 1
+  fi
+}
+
+dns_yandex360_rm() {
+  fulldomain=$1
+  txtvalue=$2
+  _info 'Using Yandex 360 DNS API'
+
+  if ! _check_yandex360_variables; then
+    return 1
+  fi
+
+  if ! _get_root "$fulldomain"; then
+    return 1
+  fi
+
+  _debug 'Retrieving 100 records from Yandex 360 DNS'
+  dns_api_url="${YANDEX360_API_BASE}/${YANDEX360_ORG_ID}/domains/${root_domain}/dns?perPage=100"
+  response="$(_get "$dns_api_url" '' '')"
+  response="$(echo "$response" | _normalizeJson)"
+  _debug 'Response' "$response"
+
+  if ! _contains "$response" "$txtvalue"; then
+    _info 'DNS record not found. Nothing to remove.'
+    return 1
+  fi
+
+  record_id=$(
+    echo "$response" |
+      sed -En 's/.*"recordId":([0-9]+).*"text":"'"${txtvalue}"'".*$/\1/p'
+  )
+
+  if [ -z "$record_id" ]; then
+    _err 'Unable to get record ID to remove'
+    return 1
+  fi
+
+  _debug 'Removing DNS record' "$record_id"
+  delete_url="${YANDEX360_API_BASE}/${YANDEX360_ORG_ID}/domains/${root_domain}/dns/${record_id}"
+
+  response="$(_post '' "$delete_url" '' 'DELETE')"
+  response="$(echo "$response" | _normalizeJson)"
+  _debug 'Response' "$response"
+
+  if _contains "$response" '{}'; then
+    return 0
+  else
+    return 1
+  fi
+}
+
+####################  Private functions below ##################################
+
+_check_yandex360_variables() {
+  YANDEX360_CLIENT_ID="${YANDEX360_CLIENT_ID:-$(_readaccountconf_mutable YANDEX360_CLIENT_ID)}"
+  YANDEX360_CLIENT_SECRET="${YANDEX360_CLIENT_SECRET:-$(_readaccountconf_mutable YANDEX360_CLIENT_SECRET)}"
+  YANDEX360_ORG_ID="${YANDEX360_ORG_ID:-$(_readaccountconf_mutable YANDEX360_ORG_ID)}"
+  YANDEX360_ACCESS_TOKEN="${YANDEX360_ACCESS_TOKEN:-$(_readaccountconf_mutable YANDEX360_ACCESS_TOKEN)}"
+  YANDEX360_REFRESH_TOKEN="${YANDEX360_REFRESH_TOKEN:-$(_readaccountconf_mutable YANDEX360_REFRESH_TOKEN)}"
+
+  if [ -z "$YANDEX360_ORG_ID" ]; then
+    _err '========================================='
+    _err '                 ERROR'
+    _err '========================================='
+    _err "A required environment variable YANDEX360_ORG_ID is not set"
+    _err 'For more details, please visit: https://wiki.acme.sh/dnsapi#30-use-pddyandexru-api'
+    _err '========================================='
+    return 1
+  fi
+
+  _saveaccountconf_mutable YANDEX360_ORG_ID "$YANDEX360_ORG_ID"
+
+  if [ -n "$YANDEX360_ACCESS_TOKEN" ]; then
+    _info '========================================='
+    _info '              ATTENTION'
+    _info '========================================='
+    _info 'A manually provided Yandex 360 access token has been detected, which is not recommended.'
+    _info 'Please note that this token is valid for a limited time after issuance.'
+    _info 'It is recommended to obtain the token interactively using acme.sh for one-time setup.'
+    _info 'Subsequent token renewals will be handled automatically.'
+    _info 'For more details, please visit: https://wiki.acme.sh/dnsapi#30-use-pddyandexru-api'
+    _info '========================================='
+
+    _saveaccountconf_mutable YANDEX360_ACCESS_TOKEN "$YANDEX360_ACCESS_TOKEN"
+    export _H1="Authorization: OAuth $YANDEX360_ACCESS_TOKEN"
+    return 0
+  fi
+
+  if [ -z "$YANDEX360_CLIENT_ID" ] || [ -z "$YANDEX360_CLIENT_SECRET" ]; then
+    _err '========================================='
+    _err '                 ERROR'
+    _err '========================================='
+    _err 'The preferred environment variables YANDEX360_CLIENT_ID, YANDEX360_CLIENT_SECRET, and YANDEX360_ORG_ID, or alternatively YANDEX360_ACCESS_TOKEN, is not set.'
+    _err 'It is recommended to export the first three variables over the latter before running acme.sh.'
+    _err 'For more details, please visit: https://wiki.acme.sh/dnsapi#30-use-pddyandexru-api'
+    _err '========================================='
+    return 1
+  fi
+
+  _saveaccountconf_mutable YANDEX360_CLIENT_ID "$YANDEX360_CLIENT_ID"
+  _saveaccountconf_mutable YANDEX360_CLIENT_SECRET "$YANDEX360_CLIENT_SECRET"
+
+  if [ -n "$YANDEX360_REFRESH_TOKEN" ]; then
+    _debug 'Refresh token found. Attempting to refresh access token.'
+    if _refresh_token; then
+      return 0
+    fi
+  fi
+
+  if ! _get_token; then
+    return 1
+  fi
+
+  return 0
+}
+
+_get_token() {
+  _info "$(_red '=========================================')"
+  _info "$(_red '                 NOTICE')"
+  _info "$(_red '=========================================')"
+  _info "$(_red 'Before using the Yandex 360 API, you need to complete an authorization procedure.')"
+  _info "$(_red 'The initial access token is obtained interactively and is a one-time operation.')"
+  _info "$(_red 'Subsequent API requests will be handled automatically.')"
+  _info "$(_red '=========================================')"
+
+  _info 'Initiating device authorization flow'
+  device_code_url="${YANDEX360_OAUTH_BASE}/device/code"
+
+  hostname=$(uname -n)
+  data="client_id=$YANDEX360_CLIENT_ID&device_id=acme.sh ${hostname}&device_name=acme.sh ${hostname}"
+
+  response="$(_post "$data" "$device_code_url" '' 'POST')"
+  response="$(echo "$response" | _normalizeJson)"
+  _debug 'Response' "$response"
+
+  if ! _contains "$response" 'device_code'; then
+    _err 'Failed to get device code'
+    return 1
+  fi
+
+  device_code=$(
+    echo "$response" |
+      _egrep_o '"device_code":"[^"]*"' |
+      cut -d: -f2 |
+      tr -d '"'
+  )
+  _debug 'Device code' "$device_code"
+
+  user_code=$(
+    echo "$response" |
+      _egrep_o '"user_code":"[^"]*"' |
+      cut -d: -f2 |
+      tr -d '"'
+  )
+  _debug 'User code' "$user_code"
+
+  verification_url=$(
+    echo "$response" |
+      _egrep_o '"verification_url":"[^"]*"' |
+      cut -d: -f2- |
+      tr -d '"'
+  )
+  _debug 'Verification URL' "$verification_url"
+
+  interval=$(
+    echo "$response" |
+      _egrep_o '"interval":[[:space:]]*[0-9]+' |
+      cut -d: -f2
+  )
+  _debug 'Polling interval' "$interval"
+
+  _info "$(__red 'Please visit '"$verification_url"' and log in as an organization administrator')"
+  _info "$(__red 'Once logged in, enter the code: '"$user_code"' on the page from the previous step')"
+  _info "$(__red 'Waiting for authorization...')"
+
+  _debug 'Polling for token'
+  token_url="${YANDEX360_OAUTH_BASE}/token"
+
+  while true; do
+    data="grant_type=device_code&code=$device_code&client_id=$YANDEX360_CLIENT_ID&client_secret=$YANDEX360_CLIENT_SECRET"
+
+    response="$(_post "$data" "$token_url" '' 'POST')"
+    response="$(echo "$response" | _normalizeJson)"
+
+    if _contains "$response" 'access_token'; then
+      YANDEX360_ACCESS_TOKEN=$(
+        echo "$response" |
+          _egrep_o '"access_token":"[^"]*"' |
+          cut -d: -f2- |
+          tr -d '"'
+      )
+      YANDEX360_REFRESH_TOKEN=$(
+        echo "$response" |
+          _egrep_o '"refresh_token":"[^"]*"' |
+          cut -d: -f2- |
+          tr -d '"'
+      )
+
+      _secure_debug 'Response' "$response"
+      _secure_debug 'Received access token' "$YANDEX360_ACCESS_TOKEN"
+      _secure_debug 'Received refresh token' "$YANDEX360_REFRESH_TOKEN"
+
+      _saveaccountconf_mutable YANDEX360_REFRESH_TOKEN "$YANDEX360_REFRESH_TOKEN"
+
+      export _H1="Authorization: OAuth $YANDEX360_ACCESS_TOKEN"
+
+      _info 'Access token obtained successfully'
+      return 0
+    elif _contains "$response" 'authorization_pending'; then
+      _debug 'Response' "$response"
+      _debug "Authorization pending. Waiting $interval seconds before next attempt."
+      _sleep "$interval"
+    else
+      _debug 'Response' "$response"
+      _err 'Failed to get access token'
+      return 1
+    fi
+  done
+}
+
+_refresh_token() {
+  token_url="${YANDEX360_OAUTH_BASE}/token"
+
+  data="grant_type=refresh_token&refresh_token=$YANDEX360_REFRESH_TOKEN&client_id=$YANDEX360_CLIENT_ID&client_secret=$YANDEX360_CLIENT_SECRET"
+
+  response="$(_post "$data" "$token_url" '' 'POST')"
+  response="$(echo "$response" | _normalizeJson)"
+
+  if _contains "$response" 'access_token'; then
+    YANDEX360_ACCESS_TOKEN=$(
+      echo "$response" |
+        _egrep_o '"access_token":"[^"]*"' |
+        cut -d: -f2 |
+        tr -d '"'
+    )
+    YANDEX360_REFRESH_TOKEN=$(
+      echo "$response" |
+        _egrep_o '"refresh_token":"[^"]*"' |
+        cut -d: -f2- |
+        tr -d '"'
+    )
+
+    _secure_debug 'Response' "$response"
+    _secure_debug 'Received access token' "$YANDEX360_ACCESS_TOKEN"
+    _secure_debug 'Received refresh token' "$YANDEX360_REFRESH_TOKEN"
+
+    _saveaccountconf_mutable YANDEX360_REFRESH_TOKEN "$YANDEX360_REFRESH_TOKEN"
+
+    export _H1="Authorization: OAuth $YANDEX360_ACCESS_TOKEN"
+
+    _info 'Access token refreshed successfully'
+    return 0
+  else
+    _debug 'Response' "$response"
+    _info 'Failed to refresh token. Will attempt to obtain a new one.'
+    return 1
+  fi
+}
+
+_get_root() {
+  domain="$1"
+  i=1
+  while true; do
+    h=$(echo "$domain" | cut -d . -f "$i"-)
+    _debug "Checking domain: $h"
+
+    if [ -z "$h" ]; then
+      _err "Could not determine root domain"
+      return 1
+    fi
+
+    dns_api_url="${YANDEX360_API_BASE}/${YANDEX360_ORG_ID}/domains/${h}/dns"
+
+    response="$(_get "$dns_api_url" '' '')"
+    response="$(echo "$response" | _normalizeJson)"
+    _debug 'Response' "$response"
+
+    if _contains "$response" '"total":'; then
+      root_domain="$h"
+      _debug 'Root domain found' "$root_domain"
+      return 0
+    fi
+
+    i=$(_math "$i" + 1)
+  done
+}