使用WebClient 发送https请求 使用WebClient发送请求时,并且是以https协议: WebClient webClient = new WebClient(); string result = webClient.DownloadString(url); error : The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure chan
本地环境jdk为1.8,服务器使用jdk版本未知.但发送https请求,抛出如下异常,解决方案. 一:发送异常内容如下 javax.net.ssl.SSLHandshakeException: Server chose SSLv3, but that protocol version is not enabled or not supported by the client. at sun.security.ssl.ClientHandshaker.serverHello(ClientHands
如果我们直接通过普通的方式对https的链接发送请求,会报一个如下的错误: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to re
说明: 用charles抓取https请求,会出现SSL Proxying disabled in Proxy Settings这样的提示,如下图.要通过charles抓取数据,还需要进行一些简单的设置. 具体: 1. 安装charles ca证书 1.1 选择 help | Install Charles CA SSL Certificate 1.2 然后会弹出证书信息,选择安装证书,下一步,将证书存储改为:受信任的根证书颁发机构,下一步,完成 2. 修改charles的proxy setti