Looking for logging into the Exacttarget Failed site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Exacttarget Failed site. After that you can login as usual with your login credentials.
https://stackoverflow.com/questions/32717386/exacttarget-axis-fault-login-failed
https://salesforce.stackexchange.com/questions/139922/marketing-cloud-exact-target-send-error-cancelled-why
https://success.salesforce.com/ideaView%3Fid%3D08730000000E1wOAAS
https://success.salesforce.com/answers%3Fid%3D9063A000000ihY7QAI
https://developer.salesforce.com/docs/atlas.en-us.noversion.mc-apis.meta/mc-apis/soap_faults.htm
https://developer.salesforce.com/docs/atlas.en-us.noversion.mc-apis.meta/mc-apis/error_codes.htm
https://github.com/salesforce-marketingcloud/FuelSDK-Ruby/issues/44
https://help.formstack.com/hc/en-us/articles/360019203572-Salesforce-Marketing-Cloud-Formerly-ExactTarget-Commonly-Returned-Errors
https://help.exacttarget.com/en/technical_library/web_service_guide/working_with_soap_web_service_api/
https://help.formassembly.com/help/sfmc-exacttarget
https://developer.okta.com/docs/api/resources/event-types
https://blog.openbridge.com/export-tracking-data-from-salesforce-marketing-cloud-8a0a4c1f37dc
https://community.tealiumiq.com/t5/Universal-Data-Hub/Salesforce-Email-Studio-ExactTarget-Setup-Guide-for/ta-p/17005