Spring Cloud Config Is it safe to store passwords with String?

https://github.com/spring-cloud/spring-cloud-config/blob/72ec91814ee1b1dbd6d914899205144122cedbca/spring-cloud-config-server/src/main/java/org/springframework/cloud/config/server/encryption/EncryptionController.java#L133

Is it safe to store passwords with String? There seems to be no way to proactively clean up strings of passwords stored in memory.

Comment From: spencergibb

TextEncryptor.decrypt() returns a string. Not sure there's anything I can do there.

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