# Logstash jdbc plugin for windows authentication using kerberos in linux

**URL:** <https://discuss.elastic.co/t/logstash-jdbc-plugin-for-windows-authentication-using-kerberos-in-linux/280991>\
**Category:** Logstash\
**Created:** [August 11, 2021, 6:23am UTC](https://discuss.elastic.co/t/logstash-jdbc-plugin-for-windows-authentication-using-kerberos-in-linux/280991 "2021-08-11T06:23:55Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![akshaybhuradia](https://avatars.discourse-cdn.com/v4/letter/a/67e7ee/32.png) [@akshaybhuradia](https://discuss.elastic.co/u/akshaybhuradia)\
**Post date:** [August 11, 2021, 6:23am UTC](https://discuss.elastic.co/t/logstash-jdbc-plugin-for-windows-authentication-using-kerberos-in-linux/280991/1 "2021-08-11T06:23:55Z")

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For kerberos authentication username and password is not required.  
But plugin make username as required parameter.

I have tried diiferent ways but not able to connect to MS Sql Server

OS Version :  
RHEL 8.3 with x64

Logstash Version :  
Using system java: /usr/bin/java  
logstash 7.11.2

JDBC Plugins Version :  
sqljdbc42

MSSQL Version :  
2016

```auto
input {
  jdbc {
    jdbc_driver_library => "/usr/share/logstash/logstash-core/lib/jars/sqljdbc42.jar"
    jdbc_driver_class => "com.microsoft.sqlserver.jdbc.SQLServerDriver"
   jdbc_connection_string => "jdbc:sqlserver://<fqdn>;databaseName=<DB Name>;authenticationScheme=JavaKerberos"
        jdbc_default_timezone => "UTC"
    statement => "exec usp_elasticsearch_asc"
    #tracking_column_type => "timestamp"
    #tracking_column => "tagdatetime"
    #use_column_value => true
    #schedule => "*/1 * * * * *"
    last_run_metadata_path => "/usr/share/logstash/.logstash_jdbc_last_run"
  }
}

```

can anyone help me?  
for this issue

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [September 8, 2021, 6:24am UTC](https://discuss.elastic.co/t/logstash-jdbc-plugin-for-windows-authentication-using-kerberos-in-linux/280991/2 "2021-09-08T06:24:41Z")

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