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JSchException: Algorithm negotiation fail

匿名 (未验证) 提交于 2019-12-03 08:46:08
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I am trying to connect to remote sftp server over ssh with JSch (0.1.44-1) but during "session.connect();" I am getting this exception: com.jcraft.jsch.JSchException: Algorithm negotiation fail at com.jcraft.jsch.Session.receive_kexinit(Session.java:529) at com.jcraft.jsch.Session.connect(Session.java:291) at com.jcraft.jsch.Session.connect(Session.java:154) ... Logs from JSch: INFO: Connecting to xx.xx.xx.xxport 22 INFO: Connection established INFO: Remote version string: SSH-2.0-WeOnlyDo 2.0.6 INFO: Local version string: SSH-2.0-JSCH-0.1

TLS v1.2 ciphers to use in PHP NUSOAP SoapClient

匿名 (未验证) 提交于 2019-12-03 08:41:19
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I want to connect to a server that only supports TLS 1.2. What possible ciphers can I specify to stream context in the PHP NUSOAP SoapClient creation? <?php $objSoapClient = new SoapClient( "https://example.com/?wsdl", array( "encoding"=>"ISO-8859-1", "stream_context"=>stream_context_create( array( "ssl"=>array("ciphers"=>"<????>") ) ) ) ); ?> 回答1: TLS v1.2 is described in RFC5246 , you can read it here . List of ciphers you can find in openssl wiki , use the second line without trailing 256 . You can manually get a list of ciphers used by

SSL handshake_failure after clientHello

匿名 (未验证) 提交于 2019-12-03 08:28:06
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I am trying to connect an embedded device to smtp.gmail.com:465 using tls1.2 with WolfSSL. The library creates and sends the following clientHello message and receives a handshake failure. 16 03 03 00 4f 01 00 00 4b 03 03 2e 2a ec 85 7f 15 dd 09 5f 22 d1 53 82 60 d7 80 67 28 aa 67 48 ce f0 71 ab 63 d0 b2 3e 55 3a 05 00 00 14 c0 27 c0 23 c0 0a c0 09 c0 07 c0 08 c0 14 c0 13 c0 11 c0 12 01 00 00 0e 00 0d 00 0a 00 08 04 03 02 03 04 01 02 01 Here is the received message; 15 03 03 00 02 02 28 As can be seen in the wireshark screenshot , the

The only supported ciphers are AES-128-CBC and AES-256-CBC with the correct key lengths. laravel 5.3

匿名 (未验证) 提交于 2019-12-03 07:50:05
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I installed a new fresh copy of laravel 5.3 using composer but I keep getting this error: The only supported ciphers are AES-128-CBC and AES-256-CBC with the correct key lengths. Even though my app.php file in config directory specify 'cipher' => 'AES-128-CBC', 回答1: You need to have .env on your appication folder then run: $ php artisan key:generate If you don't have .env copy from .env.example : $ cp .env.example .env 回答2: Run this commands on your terminal: php artisan config:clear then php artisan config:cache 回答3: If you are running a

SSLHandshakeException: Handshake failed on Android N/7.0

匿名 (未验证) 提交于 2019-12-03 07:50:05
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I'm working on an app for which the (power)users have to set up their own server (i.e. nginx) to run the backend application. The corresponding domain needs to be configured in the app so it can connect. I've been testing primarily on my own phone (sony z3c) and started developing for 5.1. Later I received an update for 6.0 but still maintained a working 5.1 inside the emulator. Not too long ago, I started to work on an AVD with an image for 7.0 and to my suprise it won't connect to my server, telling me the ssl handshake failed. My nginx

Java server self-signed certificate + client certificate and SSL - connection reset

匿名 (未验证) 提交于 2019-12-03 07:50:05
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: (I've already asked the similar question and it turns out that my client key wasn't getting loaded, but I only got one exception further so I'm posting another question.) I'm connecting to a web service which was used before successfully, however now they've changed hostname and sent me two .pem files; one is CA, and other is my new client certificate. (I'm using Java 1.5, Spring + Spring Web Services with Apache httpclient, but I suspect my problem is with certificates, keys and SSL itself.) I've imported both .pem files, as well as host's

Java SSL SSLHandshakeException handshake_failure

匿名 (未验证) 提交于 2019-12-03 07:36:14
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I am using java 8 and requesting with SSLSocket this url: https://www.flixbus.de/sites/default/files/6_jetzt_buchen_button_tiny.png I always get a handshake error. socket.setEnabledProtocols() to force use of a specific protocol didn't help. Btw, all other web servers work fine. So it's probably not related to my code. This error also occurs without any ssl/tls protocol restriction. Any ideas? The output with option "javax.net.debug=all" is as follows: DEBG getSecureScocket: Supported protocols: - SSLv2Hello - SSLv3 - TLSv1 - TLSv1.1 - TLSv1

Skipping Kerberos authentication prompts with JSch [duplicate]

匿名 (未验证) 提交于 2019-12-03 02:58:02
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: This question already has an answer here: SFTP connection through Java asking for weird authentication 2 answers I am using the Connect() method in the Ssh Java class below in order to connect to a server using SSH (JSch) and running a command in the server. The problem is that when running Connect() the server prompts the next messages: Kerberos username [********]: Kerberos password for ********: And in order to continue running I need to manually press the Enter key twice, one for the user name and one for the password. I have tried to

How do I set SSL protocol version in java? And how do I know which one? javax.net.ssl.SSLException: Received fatal alert: protocol_version

匿名 (未验证) 提交于 2019-12-03 02:54:01
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I am using Apache HttpClient 4.3 to interact with the API of hubic.com. My minimal reproducable example is just a one liner: HttpClientBuilder.create().build().execute(new HttpGet("https://hubic.com")); However that throws: Exception in thread "main" javax.net.ssl.SSLException: Received fatal alert: protocol_version at sun.security.ssl.Alerts.getSSLException(Alerts.java:208) at sun.security.ssl.Alerts.getSSLException(Alerts.java:154) at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:1991) at sun.security.ssl.SSLSocketImpl

Java: SSL Clientside Authentication with self-signed certificates

匿名 (未验证) 提交于 2019-12-03 02:50:02
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试): 问题: I'm trying to secure a connection from a Java Client/Server application that communicates over the Internet. My idea was to use SSL sockets with self-signed certificates and client authentication. I did the following: Server: Keystore containing new self-signed certificate. keytool -genkey -kelalg RSA ... Client: Keystore containing new self-signed certificate. keytool -genkey -kelalg RSA ... Server: Truststore containing exported client certificate (from bullet point above). keytool -export to export client certificate and keytool -import