curl -X POST "https://verification.didit.me/v3/database-validation/" \
-H "x-api-key: YOUR_API_KEY" \
-F "issuing_state=ZAF" \
-F "services=zaf_criminal_face_screening" \
-F "vendor_data=user-1234" \
-F "consent=true" \
-F "selfie=@./selfie.jpg"
from didit import Didit
# Reads DIDIT_API_KEY.
client = Didit()
result = client.database_validation.validate(
issuing_state="ZAF",
services=["zaf_criminal_face_screening"],
consent=True,
vendor_data="user-1234",
selfie=open("selfie.jpg", "rb"),
)
print(result)
import Didit, { fileFromPath } from "@didit-protocol/sdk-node";
// Reads DIDIT_API_KEY.
const didit = new Didit();
const result = await didit.databaseValidation.validate({
issuing_state: "ZAF",
services: ["zaf_criminal_face_screening"],
consent: true,
vendor_data: "user-1234",
selfie: await fileFromPath("selfie.jpg"),
});
console.log(result);
ctx := context.Background()
// Reads DIDIT_API_KEY.
client := didit.NewClient()
result, err := client.DatabaseValidation.Validate(ctx, didit.DatabaseValidationValidateParams{
IssuingState: "ZAF",
Services: didit.Some([]string{"zaf_criminal_face_screening"}),
Consent: didit.Bool(true),
VendorData: didit.String("user-1234"),
Selfie: didit.Some(didit.FileFromPath("selfie.jpg")),
})
if err != nil {
log.Fatal(err)
}
fmt.Printf("%+v\n", result)
import java.nio.file.Path;
import java.util.List;
import me.didit.Didit;
import me.didit.types.DatabaseValidationValidateParams;
// Reads DIDIT_API_KEY.
Didit client = new Didit();
var result = client.databaseValidation().validate(DatabaseValidationValidateParams.builder()
.issuingState("ZAF")
.services(List.of("zaf_criminal_face_screening"))
.consent(true)
.vendorData("user-1234")
.selfie(Path.of("selfie.jpg"))
.build());
System.out.println(result);
<?php
require 'vendor/autoload.php';
use Didit\DiditClient;
use Didit\File;
// Reads DIDIT_API_KEY.
$didit = new DiditClient();
$result = $didit->databaseValidation->validate([
'issuing_state' => 'ZAF',
'services' => ['zaf_criminal_face_screening'],
'consent' => true,
'vendor_data' => 'user-1234',
'selfie' => File::fromPath('selfie.jpg'),
]);
print_r($result->toArray());
require "didit"
# Reads DIDIT_API_KEY.
didit = Didit::Client.new
result = didit.database_validation.validate(
issuing_state: "ZAF",
services: ["zaf_criminal_face_screening"],
consent: true,
vendor_data: "user-1234",
selfie: Pathname("selfie.jpg")
)
puts result.to_h
using System;
using System.Text.Json;
using Didit;
// Reads DIDIT_API_KEY.
using var client = new DiditClient();
var result = await client.DatabaseValidation.ValidateAsync(new DatabaseValidationValidateParams
{
IssuingState = "ZAF",
Services = new string[] { "zaf_criminal_face_screening" },
Consent = true,
VendorData = "user-1234",
Selfie = FileUpload.FromPath("selfie.jpg"),
});
Console.WriteLine(JsonSerializer.Serialize(result));
{
"request_id": "req_01H…",
"status": "Approved",
"issuing_state": "ZAF",
"match_type": "full_match",
"validations": [
{
"outcome_code": "MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"criminal_matches": "sample_value",
"face_quality": "sample_value",
"request_id": "SAMPLE-12345"
},
"validation": {
"identification_number": "full_match"
}
}
]
}
{
"request_id": "req_01H…",
"status": "Declined",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "NO_MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
{
"request_id": "req_01H…",
"status": "Declined",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "BIOMETRIC_NO_MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
{
"request_id": "req_01H…",
"status": "In Review",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "BIOMETRIC_IMAGE_UNUSABLE",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
🇿🇦 南非
南非人脸犯罪记录筛查 API
Didit 提供南非权威数据库的人脸犯罪记录筛查,按次付费,起价 $8.00,无需合同,无最低消费。
POST
/
v3
/
database-validation
/
curl -X POST "https://verification.didit.me/v3/database-validation/" \
-H "x-api-key: YOUR_API_KEY" \
-F "issuing_state=ZAF" \
-F "services=zaf_criminal_face_screening" \
-F "vendor_data=user-1234" \
-F "consent=true" \
-F "selfie=@./selfie.jpg"
from didit import Didit
# Reads DIDIT_API_KEY.
client = Didit()
result = client.database_validation.validate(
issuing_state="ZAF",
services=["zaf_criminal_face_screening"],
consent=True,
vendor_data="user-1234",
selfie=open("selfie.jpg", "rb"),
)
print(result)
import Didit, { fileFromPath } from "@didit-protocol/sdk-node";
// Reads DIDIT_API_KEY.
const didit = new Didit();
const result = await didit.databaseValidation.validate({
issuing_state: "ZAF",
services: ["zaf_criminal_face_screening"],
consent: true,
vendor_data: "user-1234",
selfie: await fileFromPath("selfie.jpg"),
});
console.log(result);
ctx := context.Background()
// Reads DIDIT_API_KEY.
client := didit.NewClient()
result, err := client.DatabaseValidation.Validate(ctx, didit.DatabaseValidationValidateParams{
IssuingState: "ZAF",
Services: didit.Some([]string{"zaf_criminal_face_screening"}),
Consent: didit.Bool(true),
VendorData: didit.String("user-1234"),
Selfie: didit.Some(didit.FileFromPath("selfie.jpg")),
})
if err != nil {
log.Fatal(err)
}
fmt.Printf("%+v\n", result)
import java.nio.file.Path;
import java.util.List;
import me.didit.Didit;
import me.didit.types.DatabaseValidationValidateParams;
// Reads DIDIT_API_KEY.
Didit client = new Didit();
var result = client.databaseValidation().validate(DatabaseValidationValidateParams.builder()
.issuingState("ZAF")
.services(List.of("zaf_criminal_face_screening"))
.consent(true)
.vendorData("user-1234")
.selfie(Path.of("selfie.jpg"))
.build());
System.out.println(result);
<?php
require 'vendor/autoload.php';
use Didit\DiditClient;
use Didit\File;
// Reads DIDIT_API_KEY.
$didit = new DiditClient();
$result = $didit->databaseValidation->validate([
'issuing_state' => 'ZAF',
'services' => ['zaf_criminal_face_screening'],
'consent' => true,
'vendor_data' => 'user-1234',
'selfie' => File::fromPath('selfie.jpg'),
]);
print_r($result->toArray());
require "didit"
# Reads DIDIT_API_KEY.
didit = Didit::Client.new
result = didit.database_validation.validate(
issuing_state: "ZAF",
services: ["zaf_criminal_face_screening"],
consent: true,
vendor_data: "user-1234",
selfie: Pathname("selfie.jpg")
)
puts result.to_h
using System;
using System.Text.Json;
using Didit;
// Reads DIDIT_API_KEY.
using var client = new DiditClient();
var result = await client.DatabaseValidation.ValidateAsync(new DatabaseValidationValidateParams
{
IssuingState = "ZAF",
Services = new string[] { "zaf_criminal_face_screening" },
Consent = true,
VendorData = "user-1234",
Selfie = FileUpload.FromPath("selfie.jpg"),
});
Console.WriteLine(JsonSerializer.Serialize(result));
{
"request_id": "req_01H…",
"status": "Approved",
"issuing_state": "ZAF",
"match_type": "full_match",
"validations": [
{
"outcome_code": "MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"criminal_matches": "sample_value",
"face_quality": "sample_value",
"request_id": "SAMPLE-12345"
},
"validation": {
"identification_number": "full_match"
}
}
]
}
{
"request_id": "req_01H…",
"status": "Declined",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "NO_MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
{
"request_id": "req_01H…",
"status": "Declined",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "BIOMETRIC_NO_MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
{
"request_id": "req_01H…",
"status": "In Review",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "BIOMETRIC_IMAGE_UNUSABLE",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
根据已公布的刑事犯罪记录数据集对人脸图像进行筛查,以发现潜在匹配。Didit 通过
POST /v3/database-validation/ 提供此服务,帮助您将提交的数据与权威数据源进行核验,并获得标准化的匹配结果。
覆盖范围
- 覆盖范围: —
- 国家/地区: 南非
- 服务 ID:
zaf_criminal_face_screening - 数据领域: 犯罪记录
- 类别: 刑事
输入参数
| 字段 | 必填 | 示例 |
|---|---|---|
selfie | 是 | @./selfie.jpg |
score_level | 否 | standard |
max_matches | 否 | 10 |
vendor_data | 否 | user-1234 |
- 必填输入:
selfie - 可选输入:
score_level、max_matches、vendor_data - 同意: 必填
- 工作流可用性: 可在工作流中使用
- 覆盖范围: —
- 价格: 每次成功查询 $8.00
请求体参数
string
默认值:"ZAF"
必填
此数据库服务的 ISO 3166-1 alpha-3 国家/地区代码。示例:
ZAFstring
默认值:"zaf_criminal_face_screening"
必填
包含此服务 ID 的数组。将服务固定后,可将请求限定到这个确切的数据库。示例:
zaf_criminal_face_screeningboolean
默认值:"true"
必填
终端用户对此服务的明确同意。示例:
truefile
必填
用于生物识别数据库核验的自拍照图片文件。支持的格式:JPEG、PNG 或 WebP。示例:
@./selfie.jpgstring
此数据库服务所需的
score_level 值。示例:standardstring
此数据库服务所需的
max_matches 值。示例:10string
默认值:"user-1234"
您为此人提供的稳定用户引用,例如您内部的用户 ID。Didit 使用它将独立核验关联到同一终端用户,并减少重复检测的干扰。示例:
user-1234输入规则与校验说明
- 请原样发送从用户或证件采集的上述字段。
- Didit 会在调用数据库前校验必填字段。在查询数据源之前被拒绝的请求不收费。
调用方法
curl -X POST "https://verification.didit.me/v3/database-validation/" \
-H "x-api-key: YOUR_API_KEY" \
-F "issuing_state=ZAF" \
-F "services=zaf_criminal_face_screening" \
-F "vendor_data=user-1234" \
-F "consent=true" \
-F "selfie=@./selfie.jpg"
from didit import Didit
# Reads DIDIT_API_KEY.
client = Didit()
result = client.database_validation.validate(
issuing_state="ZAF",
services=["zaf_criminal_face_screening"],
consent=True,
vendor_data="user-1234",
selfie=open("selfie.jpg", "rb"),
)
print(result)
import Didit, { fileFromPath } from "@didit-protocol/sdk-node";
// Reads DIDIT_API_KEY.
const didit = new Didit();
const result = await didit.databaseValidation.validate({
issuing_state: "ZAF",
services: ["zaf_criminal_face_screening"],
consent: true,
vendor_data: "user-1234",
selfie: await fileFromPath("selfie.jpg"),
});
console.log(result);
ctx := context.Background()
// Reads DIDIT_API_KEY.
client := didit.NewClient()
result, err := client.DatabaseValidation.Validate(ctx, didit.DatabaseValidationValidateParams{
IssuingState: "ZAF",
Services: didit.Some([]string{"zaf_criminal_face_screening"}),
Consent: didit.Bool(true),
VendorData: didit.String("user-1234"),
Selfie: didit.Some(didit.FileFromPath("selfie.jpg")),
})
if err != nil {
log.Fatal(err)
}
fmt.Printf("%+v\n", result)
import java.nio.file.Path;
import java.util.List;
import me.didit.Didit;
import me.didit.types.DatabaseValidationValidateParams;
// Reads DIDIT_API_KEY.
Didit client = new Didit();
var result = client.databaseValidation().validate(DatabaseValidationValidateParams.builder()
.issuingState("ZAF")
.services(List.of("zaf_criminal_face_screening"))
.consent(true)
.vendorData("user-1234")
.selfie(Path.of("selfie.jpg"))
.build());
System.out.println(result);
<?php
require 'vendor/autoload.php';
use Didit\DiditClient;
use Didit\File;
// Reads DIDIT_API_KEY.
$didit = new DiditClient();
$result = $didit->databaseValidation->validate([
'issuing_state' => 'ZAF',
'services' => ['zaf_criminal_face_screening'],
'consent' => true,
'vendor_data' => 'user-1234',
'selfie' => File::fromPath('selfie.jpg'),
]);
print_r($result->toArray());
require "didit"
# Reads DIDIT_API_KEY.
didit = Didit::Client.new
result = didit.database_validation.validate(
issuing_state: "ZAF",
services: ["zaf_criminal_face_screening"],
consent: true,
vendor_data: "user-1234",
selfie: Pathname("selfie.jpg")
)
puts result.to_h
using System;
using System.Text.Json;
using Didit;
// Reads DIDIT_API_KEY.
using var client = new DiditClient();
var result = await client.DatabaseValidation.ValidateAsync(new DatabaseValidationValidateParams
{
IssuingState = "ZAF",
Services = new string[] { "zaf_criminal_face_screening" },
Consent = true,
VendorData = "user-1234",
Selfie = FileUpload.FromPath("selfie.jpg"),
});
Console.WriteLine(JsonSerializer.Serialize(result));
每次成功调用都会返回 HTTP 200。outcome_code 字段说明实际发生的情况,例如,可区分真实的生物识别不匹配(BIOMETRIC_NO_MATCH)与无法读取的自拍照(BIOMETRIC_IMAGE_UNUSABLE)。所示的 status 为默认功能状态;您配置的部分匹配 / 无匹配操作可以覆盖该状态。MATCH:登记机构已确认身份,且所有核验字段均匹配。{
"request_id": "req_01H…",
"status": "Approved",
"issuing_state": "ZAF",
"match_type": "full_match",
"validations": [
{
"outcome_code": "MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"criminal_matches": "sample_value",
"face_quality": "sample_value",
"request_id": "SAMPLE-12345"
},
"validation": {
"identification_number": "full_match"
}
}
]
}
NO_MATCH:登记机构未返回与提交数据匹配的结果。{
"request_id": "req_01H…",
"status": "Declined",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "NO_MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
BIOMETRIC_NO_MATCH:人脸比对匹配分数低于接受阈值,即自拍照与登记机构照片不是同一人。{
"request_id": "req_01H…",
"status": "Declined",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "BIOMETRIC_NO_MATCH",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
BIOMETRIC_IMAGE_UNUSABLE:无法处理自拍照(为空、未检测到人脸、质量过低,或登记机构无法读取)。请提示用户重新拍摄自拍照。{
"request_id": "req_01H…",
"status": "In Review",
"issuing_state": "ZAF",
"match_type": "no_match",
"validations": [
{
"outcome_code": "BIOMETRIC_IMAGE_UNUSABLE",
"service_id": "zaf_criminal_face_screening",
"service_name": "South Africa - Criminal Screening by Face",
"source_data": {
"identification_number": "NO_MATCH"
},
"validation": {
"identification_number": "no_match"
}
}
]
}
返回数据
source_data 中实际返回的字段取决于登记机构返回的内容。zaf_criminal_face_screening 的生成示例目前记录了以下标准化结构:
criminal_matchesface_qualityrequest_id
定价与 SLA
南非 - 人脸刑事筛查查询仅在 Didit 从核验数据源收到确定结果时计费。- 单次调用价格: $8.00 USD。
- 计费方式: 每次成功查询计费一次。登记机构无法访问、缺少必填字段,或请求在到达数据源之前被拒绝时,不收费。
- 延迟: 典型 p95 < 2 s。
- 可用性: Didit 侧每季度 99.9%;下游数据源的可用性因国家/地区和数据集而异。
延伸阅读
最后修改于 2026年11月7日