ORA-28864: SSL CONNECTION CLOSED GRACEFULLY (Doc ID 981689.1)

Last updated on MAY 02, 2017

Applies to:

Advanced Networking Option - Version 8.1.7.4 to 12.1.0.2 [Release 8.1.7 to 12.1]
Information in this document applies to any platform.
Checked for relevance on 08-MAR-2013

Symptoms

Trying to connect to the database over TCPS fails with ORA-28864:

$ sqlplus scott/tiger@v1120s

SQL*Plus: Release 11.2.0.1.0 Production on Wed Dec 23 17:14:07 2009

Copyright (c) 1982, 2009, Oracle. All rights reserved.

ERROR:
ORA-28864: SSL connection closed gracefully

the client trace file typically shows the following error:

(16384) [23-DEC-2009 17:14:07:532] ntt2err: Read unexpected EOF ERROR on 8
(16384) [23-DEC-2009 17:14:07:533] ntt2err: exit
(16384) [23-DEC-2009 17:14:07:533] [Raw read] length = 0
(16384) [23-DEC-2009 17:14:07:533] <read error -6990>
(16384) [23-DEC-2009 17:14:07:533] nzos_Handshake: exit
(16384) [23-DEC-2009 17:14:07:533] ntzdosecneg: SSL handshake failed with error 28864.
(16384) [23-DEC-2009 17:14:07:533] ntzdosecneg: exit

Changes

Trying to setup SSL (TCPS) encryption and/or authentication.

Cause

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