TNS-12599 or TNS-12534 after setting advanced security in sqlnet.ora
Frequently seeing TNS-12599 or TNS-12534 after enabling encryption in sqlnet.ora in DB 19.8 version.
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Fatal NI connect error 12534, connecting to:
(DESCRIPTION=(LOCAL=YES)(ADDRESS=(PROTOCOL=beq)))
and
TNS-12599: TNS:cryptographic checksum mismatch
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Below was added to sqlnet.ora
#SQLNET.ENCRYPTION_CLIENT = REQUIRED
#SQLNET.CRYPTO_CHECKSUM_CLIENT = REQUIRED
#SQLNET.ENCRYPTION_TYPES_CLIENT= (AES256, AES192, AES128)
#SQLNET.CRYPTO_CHECKSUM_TYPES_CLIENT= (SHA256, SHA384, SHA512, SHA1)
#SQLNET.ENCRYPTION_SERVER = REQUIRED
#SQLNET.CRYPTO_CHECKSUM_SERVER = REQUIRED
#SQLNET.CRYPTO_CHECKSUM_TYPES_SERVER= (SHA512, SHA384, SHA256, SHA1)
#SQLNET.ENCRYPTION_TYPES_SERVER= (AES256, AES192, AES128)