[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[],[],null,["# Google Auth Library Client - Class InsecureCredentials (1.47.1)\n\nVersion latestkeyboard_arrow_down\n\n- [1.47.1 (latest)](/php/docs/reference/auth/latest/Credentials.InsecureCredentials)\n- [1.47.0](/php/docs/reference/auth/1.47.0/Credentials.InsecureCredentials)\n- [1.46.0](/php/docs/reference/auth/1.46.0/Credentials.InsecureCredentials)\n- [1.45.2](/php/docs/reference/auth/1.45.2/Credentials.InsecureCredentials) \nReference documentation and code samples for the Google Auth Library Client class InsecureCredentials.\n\nProvides a set of credentials that will always return an empty access token.\n\nThis is useful for APIs which do not require authentication, for local\nservice emulators, and for testing.\n\nNamespace\n---------\n\nGoogle \\\\ Auth \\\\ Credentials\n\nMethods\n-------\n\n### fetchAuthToken\n\nFetches the auth token. In this case it returns an empty string.\n\n### getCacheKey\n\nReturns the cache key. In this case it returns a null value, disabling\ncaching.\n\n### getLastReceivedToken\n\nFetches the last received token. In this case, it returns the same empty string\nauth token."]]