hadoop kerberos

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Learn more about how Kerberos authentication works

Step through the process of working with the Kerberos protocolThis article is I read this English explanation after the self-summary, has not finished writing ...Https://technet.microsoft.com/zh-cn/library/cc961976.aspxIs summed up, not translation, so I read the following according to their own understanding of the written, if there is a problem, please correct me!The word Kerberos is a three-head dog in A

Configure TACACS +, RADIUS, and Kerberos on the Catalyst Switch

Catalyst 4000 and Catalyst 5000 of the Catalyst Switch series (Catalyst 6000, running CatcOs) support some form of authentication, starting with code 2.2. Added the latest version. TACACS + (TCP port 49, not xtacacs udp port 49), remote access dial-in user service (RADIUS), or Kerberos server users set to authentication, authorization, and accounting (AAA) is the same as a router user. This article contains examples of the smallest commands that must

Access Oracle 11g through Kerberos Authentication

1. Configure Advanced Security Options and network services for Oracle databases through OUI 2. Configure kerberos Authentication 1. Execute the command netmgr and click the authentication label. In Available Methods, select KERBEROS5 and move it to the Selected Methods Column, as shown in figure Create the/krb5 directory and grant the 777 permission to the directory. Create the configuration file krb. conf and click the Other Params tab, as shown in

Solr+hdfs+kerberos a problem

Java.lang.IllegalArgumentException:hadoop.security.authentication set To:simple, not Kerberos, but attempting to conne CT to HDFS via KerberosAt Org.apache.solr.core.HdfsDirectoryFactory.initKerberos (hdfsdirectoryfactory.java:317)At Org.apache.solr.core.HdfsDirectoryFactory.init (hdfsdirectoryfactory.java:96)At Org.apache.solr.core.SolrCore.initDirectoryFactory (solrcore.java:464)At Org.apache.solr.core.solrcore.At Org.apache.solr.core.solrcore.At Or

The "extremely destructive" Kerberos protocol vulnerability can cause the system to be completely controlled.

The "extremely destructive" Kerberos protocol vulnerability can cause the system to be completely controlled. Recently, security experts have discovered a "very destructive" vulnerability in Windows's Kerberos Authentication System. Last year, a similar vulnerability in the system was revealed, causing attackers to control the entire network, including the installation program and data deletion.Kerberos pr

MIT Kerberos 5 kadmind Memory leakage Vulnerability (CVE-2015-8631)

MIT Kerberos 5 kadmind Memory leakage Vulnerability (CVE-2015-8631)MIT Kerberos 5 kadmind Memory leakage Vulnerability (CVE-2015-8631) Release date:Updated on:Affected Systems: MIT Kerberos 5 MIT Kerberos 5 MIT Kerberos 5 MIT Kerberos

HBase Java API remote Access Kerberos authentication

Hbaseconnker.java1 PackageBigdata.conn;2 3 ImportBigData.utils.resource.ResourcesUtils;4 Importorg.apache.hadoop.conf.Configuration;5 Importorg.apache.hadoop.hbase.HBaseConfiguration;6 Importorg.apache.hadoop.hbase.client.Connection;7 Importorg.apache.hadoop.hbase.client.ConnectionFactory;8 Importorg.apache.hadoop.security.UserGroupInformation;9 Ten Importjava.io.IOException; One ImportJava.io.InputStream; A ImportJava.nio.file.Files; - Importjava.nio.file.Paths; - Importjava.util.Properties; t

MIT kerberos 5 'ldap _ principal2.c' Buffer Overflow Vulnerability

MIT kerberos 5 'ldap _ principal2.c' Buffer Overflow Vulnerability Release date:Updated on: Affected Systems:MIT Kerberos 5 1.6-1.12.1Description:--------------------------------------------------------------------------------Bugtraq id: 69168CVE (CAN) ID: CVE-2014-4345Kerberos is a widely used super-powerful encryption to verify the network protocol between the client and the server.The implementation of

MIT Kerberos kdc tgs processing NULL pointer reference Denial of Service Vulnerability

Release date: 2011-12-06Updated on: Affected Systems:MIT Kerberos 5Description:--------------------------------------------------------------------------------Bugtraq id: 50929Cve id: CVE-2011-1530 Kerberos is a widely used super-powerful encryption to verify the network protocol between the client and the server. MIT Kerberos has a denial of service vulnerabi

To enable the Kerberos event log on Windows Server R2

To enable the Kerberos event log on Windows Server R2First, click "Start", "Run" and enter "REGEDIT" to start the Registry Editor.Second, expand to the following directoryHkey_local_machine\system\currentcontrolset\control\lsa\kerberos\parametersAdd a registry value of LogLevel, type REG_DWORD, and a value of 0x1If the subkey does not parameters, create it.Note: When you are finished locating the problem, y

Access Oracle11g through Kerberos Authentication

1. Configure Advanced Security Options and network services for the Oracle database through OUI 2. Configure kerberos Authentication ① execute the command netmgr, click the authentication label, and go to AvailableMethods 1. Configure Advanced Security Options and network services for the Oracle database through OUI 2. Configure kerberos Authentication ① execute the command netmgr, click the authentication

MIT Kerberos 5 Denial of Service Vulnerability (CVE-2014-4341)

MIT Kerberos 5 Denial of Service Vulnerability (CVE-2014-4341) Release date:Updated on: Affected Systems:MIT Kerberos 1.7.x-1.12.xMIT KerberosDescription:--------------------------------------------------------------------------------CVE (CAN) ID: CVE-2014-4341Kerberos is a widely used super-powerful encryption to verify the network protocol between the client and the server.The implementation of MIT

MIT Kerberos 5 requires_preauth Bypass Vulnerability (CVE-2015-2694)

MIT Kerberos 5 requires_preauth Bypass Vulnerability (CVE-2015-2694)MIT Kerberos 5 requires_preauth Bypass Vulnerability (CVE-2015-2694) Release date:Updated on:Affected Systems: MIT Kerberos 5 MIT Kerberos 5 1.12.x Description: CVE (CAN) ID: CVE-2015-2694Kerberos is a widely used super-powerful encryption to ver

ACL problem with hbase access zookeeper under Kerberos

The company HBase (CDH-4.6.0) recently encountered a troublesome problem, and felt it necessary to document the whole process of the settlement.cause of the problemThe user failed while running the MapReduce task, reading the file from HDFs to write to HBase table (this is a mapred capability provided by HBase). This problem was found in the a environment (a test environment) since Kerberos was enabled. After running the user-given program and the sam

MIT Kerberos 5 KDC 'do _ tgs_req.c 'Remote Denial of Service Vulnerability

Release date:Updated on: Affected Systems:MIT Kerberos 5 1.11Description:--------------------------------------------------------------------------------Bugtraq id: 63832CVE (CAN) ID: CVE-2013-1417 Kerberos is a widely used super-powerful encryption to verify the network protocol between the client and the server. In KDC versions earlier than Kerberos 5 1.11.4

Java Connection for Kerberos-certified HBase and HDFS

This is a two function, all very simple to write a piece of it.Simple to what extent, simple to paste code on it ...HBase PackageCom.miras.data;Importorg.apache.hadoop.conf.Configuration;Importorg.apache.hadoop.hbase.HBaseConfiguration;ImportOrg.apache.hadoop.hbase.TableName;Importorg.apache.hadoop.hbase.client.Connection;Importorg.apache.hadoop.hbase.client.ConnectionFactory;ImportOrg.apache.hadoop.hbase.client.Put;Importorg.apache.hadoop.hbase.client.Table;Importorg.apache.hadoop.hbase.util.By

Integration of IBM Aix and Microsoft Active directory with Kerberos and LDAP

Why is Kerberos and LDAP LDAP is very effective for storing and retrieving user attributes for AIX users, but using LDAP for authentication still requires the user to provide an AIX password and an AD password. Kerberos supports AIX using the local AD protocol to authenticate users by referencing their Microsoft Windows passwords. Active Directory Properties for use The following AD properties can be use

Install Kerberos LDAP in Yum and integrate it into CDH

1. Configure the yum SourceLs-L/dev | grep CDMkdir/mnt/CDROMMount/dev/CDROM/mnt/CDROMCD/etc/yum. Repos. dBack up and delete other Yum sourcesVI media. Repo[Rh6-media] Name = rh6-mediaautorefresh = 0 baseurl = file: // MNT/CDROM/gpgcheck = 0 enabled = 1Yum clean allYum makecacheIi. Install KerberosRefer to another article:Add an RPM package: rpm-IVH krb5-server-ldap-1.10.3-65.el6.x86_64.rpm3. Install LDAPYum install OpenLDAP openldap-servers openldap-clients openldap-devel compat-OpenLDAPInstall

Problems encountered in implementing kerberos Authentication and impersonation on hive server of hive0.11

Background recently working on upgrading hive0.9 to 0.11, one of the steps is to apply the patch re-apply previously applied to 0.9 to 0.11, there is a patch (https://github.com/lalaguozhe/hive/commit/f2892f9e4706f3ea04117cbc7e7f54ff6af1e415) according to the implementation of hive metastore service, sasl kerberos authentication is added to hive server, you can use impersonate as the client ugi identity to start a job. (The hive service daemon user id

Java access to Kerberos certified Kafka

, "Org.apache.kafka.common.serialization.StringDeserializer"); -Props.put (Commonclientconfigs.security_protocol_config, "Sasl_plaintext"); - inkafkaconsumerNewKafkaconsumer(props); - //Topic Name:test9 toConsumer.subscribe (Collections.singleton ("Test9")); + while(true) { -Consumerrecords); the for(Consumerrecordrecord:records) *System.out.printf ("offset =%d, key =%s, value =%s%n", Record.offset (), Record.key (), Record.value ()); $ }Panax Notoginseng

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