Top "Kerberos" questions

Kerberos is a single sign-on (SSO) network authentication protocol designed to allow nodes, communicating over a non-secure network, to prove their identity to one another in a secure manner.

BadCredentialsException: Kerberos validation not succesfull

I would like to perform authentification with SPNEGO. I use: spring-core-3.1.0.RELEASE.jar spring-security-core-3.1.0.RELEASE.jar spring-security-kerberos-core-1.0.0.M2.jar package …

spring tomcat spring-security kerberos spnego
Pre-authentication failed: Password read interrupted while getting initial credentials

This is something I have faced and I found the solution. since there wasn't any question about it, I will …

linux hadoop kerberos keytab
GSSException: No valid credentials provided (Mechanism level: Failed to find any Kerberos tgt) while connecting Polybase with Kerberos

We want to connect our SQL Server 2016 Enterprise via Polybase with our Kerberized OnPrem Hadoop-Cluster with Cloudera 5.14. I followed the …

kerberos polybase
How to load Impala table directly to Spark using JDBC?

I am trying to write a spark job with Python that would open a jdbc connection with Impala and load …

jdbc apache-spark pyspark kerberos impala
Connecting to Kerberrized HDFS , java.lang.IllegalArgumentException: Failed to specify server's Kerberos principal name;

I am trying to connect to a Kerberized hdfs cluster , with below code , with same below code i am able …

java hadoop kerberos cloudera keytab
spring security using kerberos/spnego authentication

I have got spring security using kerberos authentication successfully working. But it seems the spring framework is invoking KerberosServiceAuthenticationProvider.userDetailsService …

spring-mvc spring-security kerberos spnego spring-security-kerberos
spring-security-kerberos can't read keytab?

I'm trying to follow this tutorial for spring-security-kerberos I have a keytab with one principal in it: ktutil: rkt http-web.…

spring-security kerberos spnego
Why is kerberos defaulting to NTLM in WCF?

Got a simple WCF demo app that has two console projects--host and client. Both are running on my machine (win 7 …

wcf security authentication kerberos ntlm
npm install mongoose causes gyp and kerberos errors (gssapi/gssapi.h file not found)

Ubuntu 14.04 nodejs version is v4.1.1 installed with these commands: curl -sL https://deb.nodesource.com/setup_4.x | sudo -E bash …

node.js ubuntu mongoose kerberos node-gyp
couldn't get kerberos ticket for realm

I have successfully built an Active Director on AWS. I can ping the directory from Centos7 EC2 instance located in …

amazon-web-services amazon-ec2 active-directory kerberos kdc