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Yandex SmartCaptcha
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In this article:

  • gRPC request
  • GetCaptchaRequest
  • Captcha
  • SecurityRule
  • Condition
  • HostMatcher
  • StringMatcher
  • UriMatcher
  • QueryMatcher
  • HeaderMatcher
  • IpMatcher
  • IpRangesMatcher
  • GeoIpMatcher
  • OverrideVariant
  1. API reference
  2. gRPC
  3. Captcha
  4. Get

SmartCaptcha API, gRPC: CaptchaService.Get

Written by
Yandex Cloud
Updated at November 26, 2024
  • gRPC request
  • GetCaptchaRequest
  • Captcha
  • SecurityRule
  • Condition
  • HostMatcher
  • StringMatcher
  • UriMatcher
  • QueryMatcher
  • HeaderMatcher
  • IpMatcher
  • IpRangesMatcher
  • GeoIpMatcher
  • OverrideVariant

Returns the specified Captcha resource.

gRPC requestgRPC request

rpc Get (GetCaptchaRequest) returns (Captcha)

GetCaptchaRequestGetCaptchaRequest

{
  "captcha_id": "string"
}

Field

Description

captcha_id

string

Required field. ID of the Captcha resource to return.

CaptchaCaptcha

{
  "id": "string",
  "folder_id": "string",
  "cloud_id": "string",
  "client_key": "string",
  "created_at": "google.protobuf.Timestamp",
  "name": "string",
  "allowed_sites": [
    "string"
  ],
  "complexity": "CaptchaComplexity",
  "style_json": "string",
  "suspend": "bool",
  "turn_off_hostname_check": "bool",
  "pre_check_type": "CaptchaPreCheckType",
  "challenge_type": "CaptchaChallengeType",
  "security_rules": [
    {
      "name": "string",
      "priority": "int64",
      "description": "string",
      "condition": {
        "host": {
          "hosts": [
            {
              // Includes only one of the fields `exact_match`, `exact_not_match`, `prefix_match`, `prefix_not_match`, `pire_regex_match`, `pire_regex_not_match`
              "exact_match": "string",
              "exact_not_match": "string",
              "prefix_match": "string",
              "prefix_not_match": "string",
              "pire_regex_match": "string",
              "pire_regex_not_match": "string"
              // end of the list of possible fields
            }
          ]
        },
        "uri": {
          "path": {
            // Includes only one of the fields `exact_match`, `exact_not_match`, `prefix_match`, `prefix_not_match`, `pire_regex_match`, `pire_regex_not_match`
            "exact_match": "string",
            "exact_not_match": "string",
            "prefix_match": "string",
            "prefix_not_match": "string",
            "pire_regex_match": "string",
            "pire_regex_not_match": "string"
            // end of the list of possible fields
          },
          "queries": [
            {
              "key": "string",
              "value": {
                // Includes only one of the fields `exact_match`, `exact_not_match`, `prefix_match`, `prefix_not_match`, `pire_regex_match`, `pire_regex_not_match`
                "exact_match": "string",
                "exact_not_match": "string",
                "prefix_match": "string",
                "prefix_not_match": "string",
                "pire_regex_match": "string",
                "pire_regex_not_match": "string"
                // end of the list of possible fields
              }
            }
          ]
        },
        "headers": [
          {
            "name": "string",
            "value": {
              // Includes only one of the fields `exact_match`, `exact_not_match`, `prefix_match`, `prefix_not_match`, `pire_regex_match`, `pire_regex_not_match`
              "exact_match": "string",
              "exact_not_match": "string",
              "prefix_match": "string",
              "prefix_not_match": "string",
              "pire_regex_match": "string",
              "pire_regex_not_match": "string"
              // end of the list of possible fields
            }
          }
        ],
        "source_ip": {
          "ip_ranges_match": {
            "ip_ranges": [
              "string"
            ]
          },
          "ip_ranges_not_match": {
            "ip_ranges": [
              "string"
            ]
          },
          "geo_ip_match": {
            "locations": [
              "string"
            ]
          },
          "geo_ip_not_match": {
            "locations": [
              "string"
            ]
          }
        }
      },
      "override_variant_uuid": "string"
    }
  ],
  "deletion_protection": "bool",
  "override_variants": [
    {
      "uuid": "string",
      "description": "string",
      "complexity": "CaptchaComplexity",
      "pre_check_type": "CaptchaPreCheckType",
      "challenge_type": "CaptchaChallengeType"
    }
  ]
}

A Captcha resource.

Field

Description

id

string

ID of the captcha.

folder_id

string

ID of the folder that the captcha belongs to.

cloud_id

string

ID of the cloud that the captcha belongs to.

client_key

string

Client key of the captcha, see CAPTCHA keys.

created_at

google.protobuf.Timestamp

Creation timestamp in RFC3339 text format.

name

string

Name of the captcha. The name is unique within the folder. 3-63 characters long.

allowed_sites[]

string

List of allowed host names, see Domain validation.

complexity

enum CaptchaComplexity

Complexity of the captcha.

  • CAPTCHA_COMPLEXITY_UNSPECIFIED
  • EASY: High chance to pass pre-check and easy advanced challenge.
  • MEDIUM: Medium chance to pass pre-check and normal advanced challenge.
  • HARD: Little chance to pass pre-check and hard advanced challenge.
  • FORCE_HARD: Impossible to pass pre-check and hard advanced challenge.

style_json

string

JSON with variables to define the captcha appearance. For more details see generated JSON in cloud console.

suspend

bool

Determines that the captcha is currently in restricted mode, see SmartCaptcha restricted mode.

turn_off_hostname_check

bool

Turn off host name check, see Domain validation.

pre_check_type

enum CaptchaPreCheckType

Basic check type of the captcha.

  • CAPTCHA_PRE_CHECK_TYPE_UNSPECIFIED
  • CHECKBOX: User must click the "I am not a robot" button.
  • SLIDER: User must move the slider from left to right.

challenge_type

enum CaptchaChallengeType

Additional task type of the captcha.

  • CAPTCHA_CHALLENGE_TYPE_UNSPECIFIED
  • IMAGE_TEXT: Text recognition: The user has to type a distorted text from the picture into a special field.
  • SILHOUETTES: Silhouettes: The user has to mark several icons from the picture in a particular order.
  • KALEIDOSCOPE: Kaleidoscope: The user has to build a picture from individual parts by shuffling them using a slider.

security_rules[]

SecurityRule

List of security rules.

deletion_protection

bool

Determines whether captcha is protected from being deleted.

override_variants[]

OverrideVariant

List of variants to use in security_rules

SecurityRuleSecurityRule

SecurityRule object. Defines the condition and action: when and which variant to show.

Field

Description

name

string

Required field. Name of the rule. The name is unique within the captcha. 1-50 characters long.

priority

int64

Priority of the rule. Lower value means higher priority.

description

string

Optional description of the rule. 0-512 characters long.

condition

Condition

The condition for matching the rule.

override_variant_uuid

string

Variant UUID to show in case of match the rule. Keep empty to use defaults.

ConditionCondition

Condition object. AND semantics implied.

Field

Description

host

HostMatcher

Host where captcha placed.

uri

UriMatcher

URI where captcha placed.

headers[]

HeaderMatcher

Captcha request headers.

source_ip

IpMatcher

The IP address of the requester.

HostMatcherHostMatcher

HostMatcher object.

Field

Description

hosts[]

StringMatcher

List of hosts. OR semantics implied.

StringMatcherStringMatcher

StringMatcher object.

Field

Description

exact_match

string

Includes only one of the fields exact_match, exact_not_match, prefix_match, prefix_not_match, pire_regex_match, pire_regex_not_match.

exact_not_match

string

Includes only one of the fields exact_match, exact_not_match, prefix_match, prefix_not_match, pire_regex_match, pire_regex_not_match.

prefix_match

string

Includes only one of the fields exact_match, exact_not_match, prefix_match, prefix_not_match, pire_regex_match, pire_regex_not_match.

prefix_not_match

string

Includes only one of the fields exact_match, exact_not_match, prefix_match, prefix_not_match, pire_regex_match, pire_regex_not_match.

pire_regex_match

string

Includes only one of the fields exact_match, exact_not_match, prefix_match, prefix_not_match, pire_regex_match, pire_regex_not_match.

pire_regex_not_match

string

Includes only one of the fields exact_match, exact_not_match, prefix_match, prefix_not_match, pire_regex_match, pire_regex_not_match.

UriMatcherUriMatcher

UriMatcher object. AND semantics implied.

Field

Description

path

StringMatcher

Path of the URI RFC3986.

queries[]

QueryMatcher

List of query matchers. AND semantics implied.

QueryMatcherQueryMatcher

QueryMatcher object.

Field

Description

key

string

Required field. Key of the query parameter.

value

StringMatcher

Required field. Value of the query parameter.

HeaderMatcherHeaderMatcher

HeaderMatcher object.

Field

Description

name

string

Required field. Name of header (case insensitive).

value

StringMatcher

Required field. Value of the header.

IpMatcherIpMatcher

IpMatcher object. AND semantics implied.

Field

Description

ip_ranges_match

IpRangesMatcher

ip_ranges_not_match

IpRangesMatcher

geo_ip_match

GeoIpMatcher

geo_ip_not_match

GeoIpMatcher

IpRangesMatcherIpRangesMatcher

IpRangesMatcher object.

Field

Description

ip_ranges[]

string

List of IP ranges. OR semantics implied.

GeoIpMatcherGeoIpMatcher

GeoIpMatcher object.

Field

Description

locations[]

string

ISO 3166-1 alpha 2. OR semantics implied.

OverrideVariantOverrideVariant

OverrideVariant object. Contains the settings to override.

Field

Description

uuid

string

Unique identifier of the variant.

description

string

Optional description of the rule. 0-512 characters long.

complexity

enum CaptchaComplexity

Complexity of the captcha.

  • CAPTCHA_COMPLEXITY_UNSPECIFIED
  • EASY: High chance to pass pre-check and easy advanced challenge.
  • MEDIUM: Medium chance to pass pre-check and normal advanced challenge.
  • HARD: Little chance to pass pre-check and hard advanced challenge.
  • FORCE_HARD: Impossible to pass pre-check and hard advanced challenge.

pre_check_type

enum CaptchaPreCheckType

Basic check type of the captcha.

  • CAPTCHA_PRE_CHECK_TYPE_UNSPECIFIED
  • CHECKBOX: User must click the "I am not a robot" button.
  • SLIDER: User must move the slider from left to right.

challenge_type

enum CaptchaChallengeType

Additional task type of the captcha.

  • CAPTCHA_CHALLENGE_TYPE_UNSPECIFIED
  • IMAGE_TEXT: Text recognition: The user has to type a distorted text from the picture into a special field.
  • SILHOUETTES: Silhouettes: The user has to mark several icons from the picture in a particular order.
  • KALEIDOSCOPE: Kaleidoscope: The user has to build a picture from individual parts by shuffling them using a slider.

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