Remove 2FA Method

Removes a specific 2FA method after verifying with an existing method or backup code; disables 2FA entirely if no methods remain.

DELETE /api/v0/tfa/

Remove 2FA Method

cURL

curl --request DELETE \
  --url https://console.vast.ai/api/v0/tfa/ \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "target_id": 7,
  "tfa_method_id": 7,
  "code": "654321",
  "secret": "abc123secret",
  "tfa_method": "totp",
  "backup_code": "ABCD-EFGH-1234",
  "delete_legacy": false
}
'

import requests

url = "https://console.vast.ai/api/v0/tfa/"

payload = {
    "target_id": 7,
    "tfa_method_id": 7,
    "code": "654321",
    "secret": "abc123secret",
    "tfa_method": "totp",
    "backup_code": "ABCD-EFGH-1234",
    "delete_legacy": False
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.delete(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'DELETE',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    target_id: 7,
    tfa_method_id: 7,
    code: '654321',
    secret: 'abc123secret',
    tfa_method: 'totp',
    backup_code: 'ABCD-EFGH-1234',
    delete_legacy: false
  })
};

fetch('https://console.vast.ai/api/v0/tfa/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://console.vast.ai/api/v0/tfa/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "DELETE",
  CURLOPT_POSTFIELDS => json_encode([
    'target_id' => 7,
    'tfa_method_id' => 7,
    'code' => '654321',
    'secret' => 'abc123secret',
    'tfa_method' => 'totp',
    'backup_code' => 'ABCD-EFGH-1234',
    'delete_legacy' => false
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://console.vast.ai/api/v0/tfa/"

	payload := strings.NewReader("{\n  \"target_id\": 7,\n  \"tfa_method_id\": 7,\n  \"code\": \"654321\",\n  \"secret\": \"abc123secret\",\n  \"tfa_method\": \"totp\",\n  \"backup_code\": \"ABCD-EFGH-1234\",\n  \"delete_legacy\": false\n}")

	req, _ := http.NewRequest("DELETE", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.delete("https://console.vast.ai/api/v0/tfa/")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"target_id\": 7,\n  \"tfa_method_id\": 7,\n  \"code\": \"654321\",\n  \"secret\": \"abc123secret\",\n  \"tfa_method\": \"totp\",\n  \"backup_code\": \"ABCD-EFGH-1234\",\n  \"delete_legacy\": false\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://console.vast.ai/api/v0/tfa/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Delete.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"target_id\": 7,\n  \"tfa_method_id\": 7,\n  \"code\": \"654321\",\n  \"secret\": \"abc123secret\",\n  \"tfa_method\": \"totp\",\n  \"backup_code\": \"ABCD-EFGH-1234\",\n  \"delete_legacy\": false\n}"

response = http.request(request)
puts response.read_body

200

{
  "msg": "2FA method removed",
  "remaining_methods": 1
}

{
  "error": "<string>",
  "msg": "<string>"
}

{
  "error": "<string>",
  "msg": "<string>"
}

{
  "error": "<string>",
  "msg": "<string>"
}

{
  "error": "<string>",
  "msg": "<string>"
}

Authorizations

Authorization · string · header · required

API key must be provided in the Authorization header

Body

application/json

target_id · integer

ID of the 2FA method to remove

Example:

7

tfa_method_id · integer

ID of the 2FA method used to authenticate this removal request

Example:

7

code · string

Verification code from the authenticating 2FA method

Example:

"654321"

secret · string

tfa_secret token from the prior step (required for SMS/email)

Example:

"abc123secret"

tfa_method · enum<string>

Method type used to authenticate the removal request

Available options: sms, totp, email

Example:

"totp"

backup_code · string

One-time-use backup code that can authorize the removal instead of a normal code

Example:

"ABCD-EFGH-1234"

delete_legacy · boolean

Set to true to disable legacy SMS 2FA (requires email verification); for accounts that predate the current 2FA system

Example:

false

Response

200

application/json

Returns {msg: "2FA method removed", remaining_methods} or {msg: "2FA Successfully Disabled"} if all methods are removed.

msg · string

"2FA Successfully Disabled" if all methods removed, or "2FA method removed"

remaining_methods · integer

Number of active 2FA methods remaining after deletion (present when 2FA is not fully disabled)