How do I resolve decryption failures (Artifactory failed to initialize: check Artifactory logs for errors 500 error)? How can I get a missing artifactory.key file?

AuthorFullName__c
JFrog Support
articleNumber
000001490
ft:sourceType
Salesforce
FirstPublishedDate
2016-10-06T13:35:49Z
lastModifiedDate
2016-10-06
VersionNumber
5