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POST
/
v1
/
issuers
/
keys
/
{kid}
/
rotate
Rotate Issuer Key
curl --request POST \
  --url https://api.truthlocks.com/v1/issuers/keys/{kid}/rotate \
  --header 'X-API-Key: <api-key>'
{
  "old_key": {
    "kid": "ed-key-1",
    "status": "rotated",
    "rotated_at": "2026-02-18T19:00:00Z"
  },
  "new_key": {
    "kid": "ed-key-2",
    "status": "active",
    "alg": "Ed25519",
    "created_at": "2026-02-18T19:00:00Z"
  }
}
Rotates a signing key by creating a new key and marking the previous key as rotated. Existing attestations signed with the old key remain valid, but new attestations will use the new key.

​
Parameters

​
kid
string
required
The key identifier of the key to rotate
​
new_kid
string
required
The key identifier for the new replacement key
​
new_public_key_b64url
string
required
The base64url-encoded public key for the new key
​
alg
string
required
Cryptographic algorithm (must match original key)

​
Responses

{
  "old_key": {
    "kid": "ed-key-1",
    "status": "rotated",
    "rotated_at": "2026-02-18T19:00:00Z"
  },
  "new_key": {
    "kid": "ed-key-2",
    "status": "active",
    "alg": "Ed25519",
    "created_at": "2026-02-18T19:00:00Z"
  }
}

Authorizations

​
X-API-Key
string
header
required

API key for machine-to-machine authentication

Path Parameters

​
kid
string
required

Response

200 - application/json

Key rotated

​
kid
string

Key identifier

​
issuer_id
string<uuid>
​
algorithm
enum<string>
Available options:
Ed25519
​
public_key
string

Base64-encoded public key

​
status
enum<string>
Available options:
ACTIVE,
DISABLED,
EXPIRED
​
not_before
string<date-time>
​
expires_at
string<date-time>