oracle sysdba login account

oracle sysdba login account

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Login as sysdba with OS authentication in Windows Machine ...

    https://smarttechways.com/2020/08/26/login-as-sysdba-with-os-authentication-in-windows-machine/
    2. IF you got the error while tried with OS authentication and you user has right of ORADBA group then you can login with OS user. Then Go the the Oracle Home Location %ORACLE_HOME%\network\admin and you find the sqlnet.ora file. Open the SQLNET.ORA file and edit the following parameter AUTHENTICATION_SERVICES value to NTS. Save it.
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    https://smarttechways.com/2020/08/26/login-as-sysdba-with-os-authentication-in-windows-machine/

SYSDBA and SYSOPER System Privileges - Oracle

    https://docs.oracle.com/database/121/ADMQS/GUID-2033E766-8FE6-4FBA-97E0-2607B083FA2C.htm
    EM Express allows you to log in as user SYS and connect as SYSDBA or SYSOPER. When you connect with the SYSDBA or SYSOPER privilege, you connect with a default schema, not with the schema that is generally associated with your user name. For SYSDBA this schema is SYS; for SYSOPER the schema is PUBLIC. Note:
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    https://docs.oracle.com/database/121/ADMQS/GUID-2033E766-8FE6-4FBA-97E0-2607B083FA2C.htm

Logging In and Connecting to the Database as SYSDBA

    http://sumations.net/i/doc/XEDBA/users_secure011.htm
    You can log in and connect as SYSDBA only with SQL Command Line (SQL*Plus). You can do so either by supplying the SYS user name and password, or by using operating system (OS) authentication. Note: The following instructions establish a local connection to the database. Do not attempt to connect AS SYSDBA remotely.
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    http://sumations.net/i/doc/XEDBA/users_secure011.htm

Oracle can only login as sysdba / can't login with ...

    https://stackoverflow.com/questions/32000099/oracle-can-only-login-as-sysdba-cant-login-with-configured-user
    In this case, When you use / as sysdba, you connect to the root container, where you can not create reguler users, only common users (starting with c## ), so your user w13038519 can not exist in the root container. Run the below query: select con_id from cdb_users where username = 'W13038519'; CON_ID ---------- 3
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    https://stackoverflow.com/questions/32000099/oracle-can-only-login-as-sysdba-cant-login-with-configured-user

sqlplus - SYSDBA password in Oracle DB - Database ...

    https://dba.stackexchange.com/questions/38701/sysdba-password-in-oracle-db
    If you're logged into the machine running Oracle, and the user you're logged in has suitable privileges on the machine (normally membership of a certain group), you can log in without a username and password, by writing sqlplus / as sysdba. This logs you in as the user SYS. - Luke Woodward Mar 27, 2013 at 14:58
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    https://dba.stackexchange.com/questions/38701/sysdba-password-in-oracle-db

Can't login as sysdba in oracle sqlplus - Stack Overflow

    https://stackoverflow.com/questions/50006847/cant-login-as-sysdba-in-oracle-sqlplus
    system / as sysdba Its asking for username and password , but In my knowledge its using default windows account and will login without any prompt . why its prompting here and the current account is indeed a memeber of oradba group . 2) I tried to connect using conn /as sysdba its logging inside sqlplus without any prompt
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    https://stackoverflow.com/questions/50006847/cant-login-as-sysdba-in-oracle-sqlplus

Domain user account cannot connect as sysdba — oracle-tech

    https://community.oracle.com/tech/developers/discussion/1062208/domain-user-account-cannot-connect-as-sysdba
    The auth...._services = (NTS) allows OS authentication, a sqlplus "connect / ..." syntax is using your OS user to authenticate to the database. As a double check, with the domain login does ORA_DBA show in the list of groups with (command box ... ) $ net localgorup
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Check the user having SYSDBA Privileges in Oracle | Smart ...

    https://smarttechways.com/2019/12/17/check-the-user-having-sysdba-privileges-in-oracle/
    Find the user according to container id in Oracle 12c Note: You can check the common user from common column for Oracle 12c this common user means that these super users can login to any PDB database and CDB. SQL> select username,sysdba,sysoper,sysasm,sysbackup,sysdg,syskm,common,con_id from v$pwfile_users;
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How to Logon sqlplus As sysdba? | Toolbox Tech

    https://www.toolbox.com/tech/oracle/question/how-to-logon-sqlplus-as-sysdba-081606/
    sqlplus "/as sysdba" or sqlplus /nolog then conn / as sysdba … should work only if the mecanism for limiting SYSDBA login has not been set… i mean only if the parameter SQLNET.AUTHENTICATION_SERVICES=(NONE) is not present in the sqlnet.ora file… Regards, Mitch
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    https://www.toolbox.com/tech/oracle/question/how-to-logon-sqlplus-as-sysdba-081606/

SYS, SYSDBA, SYSOPER, SYSTEM - Ask TOM - Oracle

    https://asktom.oracle.com/pls/apex/f?p=100:11:0::::P11_QUESTION_ID:2659418700346202574
    If one is granted sysdba to a database user who is a DBA. When the account get locked they can still log in as sqlplus as sydba, then enter the password to get in. It allows you in to shutdown or startup or whatever as sysdba, even if the account has been locked.
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    https://asktom.oracle.com/pls/apex/f?p=100:11:0::::P11_QUESTION_ID:2659418700346202574

SYS and SYSTEM Users - Oracle

    https://docs.oracle.com/database/121/ADMQS/GUID-CF1CD853-AF15-41EC-BC80-61918C73FDB5.htm
    7.3.1 SYS and SYSTEM Users The following administrative user accounts are automatically created when you install Oracle Database. They are both created with the password that you supplied upon installation, and they are both automatically granted the DBA role. SYS This account can perform all administrative functions.
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    https://docs.oracle.com/database/121/ADMQS/GUID-CF1CD853-AF15-41EC-BC80-61918C73FDB5.htm

Oracle Database - How to connect SYS as SYSDBA without ...

    https://datacadamia.com/db/oracle/connect_as_sys_without_password
    Create a local NT group ORA_DBA or ORA_sid_DBA where 'sid' is in upper case Add the user to the ORA_DBA or ORA_sid_DBA group Check for registry variable called LOCAL in the 9.2 Oracle Home Key in the registry. If this is set, unset the registry variable. That user should now be able to "connect / as sysdba" Support
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    https://datacadamia.com/db/oracle/connect_as_sys_without_password

Why Can I Login AS SYSDBA With Any ... - The Geek Diary

    https://www.thegeekdiary.com/why-can-i-login-as-sysdba-with-any-username-and-password/
    Due to the misconception about the AS SYSDBA login allowed with any username, this post wants to avoid the panic associated with the wrong assumption that it is a security breach that you can login with any username AS SYSDBA while in fact, you are O/S authenticated.
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    https://www.thegeekdiary.com/why-can-i-login-as-sysdba-with-any-username-and-password/

Is It Possible To Prevent an OS Authenticated Oracle User ...

    https://support.oracle.com/knowledge/Oracle%20Database%20Products/988262_1.html
    By default users that are able to logon as the 'oracle' user on the unix/linux box are able to login to the database with administrator privileges via the command 'sqlplus / as sysdba'. This form of authentication relies on the feature called 'Operating System Authentication' - No password is required for the user 'oracle'.
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    https://support.oracle.com/knowledge/Oracle%20Database%20Products/988262_1.html

How to connect SYS as SYSDBA without password | SAP Basis ...

    https://sapbasissolutions.wordpress.com/2018/08/24/how-to-connect-sys-as-sysdba-without-password/
    When you connect as sysdba issuing a 'CONNECT / AS SYSDBA', Oracle checks if your account is a member of the os group 'ORA_sid_DBA' or 'ORA_DBA' group. Operating System Group UNIX User Group Windows User Group OSDBA dba ORA_DBA OSOPER oper ORA_OPER To make a user an administrative user simply: Ensure there is a line…
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    https://sapbasissolutions.wordpress.com/2018/08/24/how-to-connect-sys-as-sysdba-without-password/

Oracle Connecting Database as SYSDBA - RelationalDBDesign

    https://www.relationaldbdesign.com/managing-users/module3/oracle-connect-database.php
    Since you have already granted the SYSDBA role to yourself, the SYSTEM user, now you should try to log into the database as SYSDBA . Administrative Privileges Administrative privileges that are required for an administrator to perform basic database operations are granted through two special system privileges, 1) SYSDBA and 2) SYSOPER.
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Oracle System account is locked....can't unlock it ...

    https://community.oracle.com/tech/developers/discussion/926633/oracle-system-account-is-locked-cant-unlock-it
    Hi OrestSwystun, Whether you have Database Vault/no Database Vault, do this: 1. Login to SQL*Plus as SYS. 2. SQL> PASSWORD SYSTEM 3. You will be prompted for a new SYSTEM password, and then prompted to re-type it. This is a known bug which bypasses Database Vault security and may be of benefit, until you sort out your Database Vault configuration.
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ORA-28000: The Account Is Locked When Log In As ... - Oracle

    https://support.oracle.com/knowledge/Oracle%20Database%20Products/1601360_1.html
    Oracle Database - Enterprise Edition - Version 11.2.0.4 and later Information in this document applies to any platform. Symptoms. In Oracle RDBMS 11.2.0.4.0, when attempting to connect remotely using sysdba the following may occur: Changes. Upgrade from an earlier version to patchset version 11.2.0.4.0. Cause
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    https://support.oracle.com/knowledge/Oracle%20Database%20Products/1601360_1.html

Sys and system security - Ask TOM - Oracle

    https://asktom.oracle.com/pls/apex/f?p=100:11:0::::P11_QUESTION_ID:18785088712670
    Sys and system security Tom, I have been through the forum and am still unsure of the best way to do what I need to do. There seems to be caveats to most methods and some methods mentioned apparently will work on some versions and won't work on others. In a nutshell, I need to monitor all logins as sys and system w
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    https://asktom.oracle.com/pls/apex/f?p=100:11:0::::P11_QUESTION_ID:18785088712670

Oracle Database - SYSDBA privilege | Oracle Database ...

    https://datacadamia.com/db/oracle/sysdba
    Oracle Database - How to connect SYS as SYSDBA without password . When you connect as sysdba issuing a 'CONNECT / AS SYSDBA', Oracle checks if your account is a member of the os group 'ORA_sid_DBA' or 'ORA_DBA' group. Operating System Group UNIX User GroupWIN: Auth "...
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    https://datacadamia.com/db/oracle/sysdba

Using SYS as a reconcilation account for Oracle accounts ...

    https://cyberark-customers.force.com/s/question/0D52J00007KBJVJSA5/using-sys-as-a-reconcilation-account-for-oracle-accounts-issue
    Thanks but, as mentioned above, this has already been done for the connection string for the SYS account at platform level. The issue is the CPM isn't using the 'as sysdba' at the end of the connection string (I can manage sys account with no problem, I am trying to use the sys accounts as a reconcile account).
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How To Recover From Lost SYS Password in Oracle Database ...

    https://www.thegeekdiary.com/how-to-recover-from-lost-sys-password-in-oracle-database/
    3. check the ORACLE_HOME, ... this method can be used. This method assumes that the SYS account is not accessible, hence an abrupt shutdown for the database could be needed. ... If the test in step does not succeed, the instance must be restarted. It could be that, if no sysdba or sysoper access is possible, that the instance must be brought ...
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    https://www.thegeekdiary.com/how-to-recover-from-lost-sys-password-in-oracle-database/

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