翻译 SSLfTLS Connection Detected PGP has detected a connection from your email cliento your mail server using the sSL[TLs security protocol. In order for PGP to secure your email, itmust provide this security itself. Please disable SSL/TLS in your email client so thatPGP can secure your email as well as securing theconnection via SSLITLS if possible. Ignore SSL/TLS communication with 183.47.10i.192 Note: you may need to restart your email client
时间: 2024-03-04 12:53:51 浏览: 391
SSL/TLS连接检测到 PGP 检测到您的电子邮件客户端与邮件服务器之间的连接使用 SSL/TLS 安全协议。为了让 PGP 安全地保护您的电子邮件,它必须提供自己的安全性。请在您的电子邮件客户端中禁用 SSL/TLS,以便 PGP 可以保护您的电子邮件并在可能的情况下通过 SSL/TLS 安全连接。忽略与 183.47.10i.192 的 SSL/TLS 通信。注意:您可能需要重新启动您的电子邮件客户端。
相关问题
SSL Report: aivisionxskino.com (8.163.27.185) Assessed on: Wed, 16 Jul 2025 08:47:44 UTC | Hide | Clear cacheScan Another » Assessment failed: No secure protocols supported Known Problems There are some errors that we cannot fix properly in the current version. They will be addressed in the next generation version, which is currently being developed. No secure protocols supported - if you get this message, but you know that the site supports SSL, wait until the cache expires on its own, then try again, making sure the hostname you enter uses the "www" prefix (e.g., "www.ssllabs.com", not just "ssllabs.com"). no more data allowed for version 1 certificate - the certificate is invalid; it is declared as version 1, but uses extensions, which were introduced in version 3. Browsers might ignore this problem, but our parser is strict and refuses to proceed. We'll try to find a different parser to avoid this problem. Failed to obtain certificate and Internal Error - errors of this type will often be reported for servers that use connection rate limits or block connections in response to unusual traffic. Problems of this type are very difficult to diagnose. If you have access to the server being tested, before reporting a problem to us, please check that there is no rate limiting or IDS in place. NetScaler issues - some NetScaler versions appear to reject SSL handshakes that do not include certain suites or handshakes that use a few suites. If the test is failing and there is a NetScaler load balancer in place, that's most likely the reason. Unexpected failure - our tests are designed to fail when unusual results are observed. This usually happens when there are multiple TLS servers behind the same IP address. In such cases we can't provide accurate results, which is why we fail. Common Error Messages Connect timed out - server did not respond to our connection request, sometimes before we are dynamically blocked when our tests are detected No route to host - unable to reach the server Unable to connect to server - failed to connect to the server, it usually happens due to firewall restrictions Connection reset - we got disconnected from the server Unrecognized SSL message, plaintext connection? - the server responded with plain-text HTTP on HTTPS port Received fatal alert: handshake_failure - this is either a faulty SSL server or some other server listening on port 443; if the SSL version of the web site works in your browser, please report this issue to us Failed to communicate with the secure server - No secure protocol supported. Possibly this server only supports a draft version of TLS 1.3 SSL Report v2.4.1 比较上一次的信息,再分析下原因
<think>我们正在处理IIS服务器SSL/TLS配置问题,具体是SSL Labs报告中显示"No secure protocols supported"(不支持安全协议)和证书版本错误。
根据引用[1]:Windows对SSL/TLS协议的支持与SCHANNEL组件绑定。因此,如果特定操作系统版本不支持某个SSL/TLS版本,则意味着该协议版本不受支持。
问题分析:
1. "No secure protocols supported" 通常意味着服务器没有启用任何被SSL Labs认为是安全的协议(如TLS 1.2或TLS 1.3)。可能服务器只启用了不安全的旧协议(如SSL 2.0/3.0或TLS 1.0/1.1),而这些协议在SSL Labs测试中不被认为是安全的。
2. 证书版本错误:可能是指证书本身的问题(如证书链不完整)或服务器配置的协议与证书不匹配。
解决方案:
步骤1:启用安全的TLS协议(TLS 1.2和TLS 1.3)
由于IIS使用Windows的SCHANNEL组件,我们需要通过注册表来启用或禁用协议。
注意:在修改注册表之前,请务必备份注册表。
1. 启用TLS 1.2和TLS 1.3(如果操作系统支持):
在注册表中,我们可以通过创建或修改子项来启用协议。以下以启用TLS 1.2为例(TLS 1.3需要Windows Server 2019或更高版本):
- 打开注册表编辑器(regedit)
- 导航到:`HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols`
如果不存在以下项,请创建:
- 创建项 `TLS 1.2\Server` 和 `TLS 1.2\Client`
在Server和Client下分别创建DWORD值:
"Enabled" = 1
"DisabledByDefault" = 0
类似地,如果操作系统支持TLS 1.3,则创建`TLS 1.3\Server`和`TLS 1.3\Client`,并设置相同的值。
2. 禁用不安全的旧协议(SSL 2.0, SSL 3.0, TLS 1.0, TLS 1.1):
同样在注册表路径下,为每个不安全的协议创建项(如果不存在),并在Server和Client下设置:
"Enabled" = 0
"DisabledByDefault" = 1
例如,禁用TLS 1.0:
- 在`TLS 1.0\Server`和`TLS 1.0\Client`下,分别设置:
"Enabled" = 0
"DisabledByDefault" = 1
步骤2:配置IIS使用强密码套件
引用[2]提到瞬时Diffie-Hellman公共密钥过弱的问题(小于等于1024位),因此我们需要配置更强的密钥交换算法和密码套件。
1. 在注册表中设置更强大的DH密钥长度:
我们可以通过组策略或注册表来配置最小密钥长度(例如2048位)。具体位置:
`HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\KeyExchangeAlgorithms\Diffie-Hellman`
创建DWORD值:`ServerMinKeyBitLength`,并设置为2048(或更高)。
2. 调整密码套件顺序:
在注册表中,我们可以设置服务器优先使用的密码套件。位置:
`HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Cryptography\Configuration\SSL\00010002`
修改(或创建)字符串值`Functions`,将其值设置为一个以逗号分隔的、优先使用强密码套件的列表。
例如(推荐使用TLS 1.2+的强密码套件):
```
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384,TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256
```
注意:具体可用的密码套件取决于操作系统版本。建议参考微软官方文档选择安全的密码套件。
步骤3:确保证书链完整
证书版本错误可能是因为中间证书缺失或证书链不完整。请按照以下步骤操作:
- 在IIS管理器中,双击服务器节点,打开“服务器证书”。
- 选择相应的证书,点击“查看”来检查证书链。
- 确保中间证书已经安装到“中间证书颁发机构”存储区。如果没有,需要手动导入。
步骤4:重启服务器
修改注册表后,需要重启服务器以使更改生效。
步骤5:重新测试
使用SSL Labs测试工具重新测试,确认问题是否解决。
如果问题仍然存在,请检查:
- 操作系统版本是否太旧(如Windows Server 2008 R2默认不支持TLS 1.2,需要安装更新并启用)。
- 防火墙是否允许443端口通信。
- 是否在IIS中正确绑定了HTTPS(443端口)并选择了正确的证书。
引用[3]提到了忽略服务器证书错误,这仅用于调试(如Fiddler抓包),在生产环境中不可取。
因此,我们应避免忽略证书错误,而是正确配置证书和协议。
注意:TLS 1.3在Windows Server 2019及更高版本中支持,且需要额外配置(默认启用,但可能需要确保密码套件支持)。
综上所述,解决"No secure protocols supported"的关键是启用TLS 1.2(或更高版本)并禁用旧协议,同时配置强密码套件和完整的证书链。
生成相关问题:</think>### IIS服务器SSL/TLS配置问题解决方案
针对SSL Labs报告中出现的**"No secure protocols supported"(无安全协议支持)**和**证书版本错误**问题,以下是完整的修复方案:
---
#### **问题1:No secure protocols supported**
**根本原因**:服务器未启用现代TLS协议(如TLS 1.2/1.3),或启用了不安全的旧协议(如SSL 2.0/3.0、TLS 1.0/1.1)[^1]。
**修复步骤**:
1. **禁用不安全协议**(通过注册表):
```reg
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 2.0\Server]
"Enabled"=dword:00000000
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 3.0\Server]
"Enabled"=dword:00000000
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.0\Server]
"Enabled"=dword:00000000
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.1\Server]
"Enabled"=dword:00000000
```
2. **启用安全协议**:
```reg
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server]
"Enabled"=dword:00000001
"DisabledByDefault"=dword:00000000
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.3\Server]
"Enabled"=dword:00000001
"DisabledByDefault"=dword:00000000
```
> **注意**:TLS 1.3需要Windows Server 2019+和.NET 4.8+[^1]
3. **应用更改**:
```cmd
iisreset /restart
```
---
#### **问题2:证书版本错误**
**根本原因**:通常由证书链不完整或使用弱密钥算法导致[^2]。
**修复步骤**:
1. **补全证书链**:
- 从CA获取中间证书(CA Bundle)
- 双击`.crt`文件 → 安装到**中间证书颁发机构**存储区
2. **升级密钥强度**:
- 生成新CSR时使用**2048位以上RSA密钥**或**ECC密钥**
- 禁用弱DH密钥(注册表):
```reg
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\KeyExchangeAlgorithms\Diffie-Hellman]
"ServerMinKeyBitLength"=dword:00000800 # 2048位
```
3. **验证证书链**:
```powershell
certutil -verify -urlfetch My
```
输出应显示"Verified"和完整证书路径
---
#### **安全加固配置**
1. **优化密码套件**(注册表):
```reg
[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Cryptography\Configuration\SSL\00010002]
"Functions"="TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384"
```
优先使用:
- ECDHE密钥交换
- AES-GCM加密
- SHA384哈希
2. **启用HSTS**(web.config):
```xml
<system.webServer>
<httpProtocol>
<customHeaders>
<add name="Strict-Transport-Security"
value="max-age=31536000; includeSubDomains; preload"/>
</customHeaders>
</httpProtocol>
</system.webServer>
```
---
#### **验证与测试**
1. **本地验证**:
```powershell
Test-NetConnection -ComputerName localhost -Port 443
Get-TlsCipherSuite | Format-Table Name, Cipher
```
2. **在线检测**:
- [SSL Labs测试](https://www.ssllabs.com/ssltest)
- 检查关键指标:
- 协议支持:仅TLS 1.2/1.3
- 密钥交换:ECDHE > 2048位
- 证书链:完整无警告
3. **OpenSSL验证**:
```bash
openssl s_client -connect yourdomain.com:443 -tls1_2 -servername yourdomain.com
```
> **关键提示**:配置后需重启服务器生效,并在24小时后重新测试SSL Labs报告。
---
#### **常见故障排除**
| 问题现象 | 解决方案 |
|----------|----------|
| **TLS 1.3不生效** | 升级到Windows Server 2022 + .NET 4.8 |
| **旧客户端兼容问题** | 临时启用TLS 1.1并添加AES-CBC密码套件 |
| **SCHANNEL错误** | 运行`sfc /scannow`修复系统文件 |
| **证书链仍报错** | 使用[SSL Certificate Checker](https://www.sslshopper.com/ssl-checker.html)验证 |
通过以上配置,您的IIS服务器将支持现代安全协议并通过SSL Labs检测[^1][^2]。
---
###
SCM provider autodetection failed. Please use "sonar.scm.provider" to define SCM of your project, or disable the SCM Sensor in the project settings. Your code is analyzed as compatible with python 2 and 3 by default. This will prevent the detection of issues specific to python 2 or python 3. You can get a more precise analysis by setting a python version in your configuration via the parameter "sonar.python.version" There are problems with file encoding in the source code. Please check the scanner logs for more details. 24 unanalyzed C files were detected in this project during the last analysis. C cannot be analyzed with your current SonarQube edition. Please consider upgrading to Developer Edition to find Bugs, Code Smells, Vulnerabilities and Security Hotspots in this file. 这些是什么意思
这些是来自 SonarQube 静态代码分析工具的警告和建议。我将逐个解释它们的含义:
1. "SCM provider autodetection failed. Please use "sonar.scm.provider" to define SCM of your project, or disable the SCM Sensor in the project settings."
这表示 SonarQube 无法自动检测到你的项目的源代码管理(SCM)提供者。你需要手动设置 "sonar.scm.provider" 参数来定义你的项目的 SCM,或在项目设置中禁用 SCM 传感器。
2. "Your code is analyzed as compatible with python 2 and 3 by default. This will prevent the detection of issues specific to python 2 or python 3. You can get a more precise analysis by setting a python version in your configuration via the parameter "sonar.python.version"."
这表示默认情况下,你的代码被分析为与 Python 2 和 3 兼容。这将阻止检测特定于 Python 2 或 Python 3 的问题。你可以通过在配置中设置 Python 版本参数 "sonar.python.version" 来获得更精确的分析。
3. "There are problems with file encoding in the source code. Please check the scanner logs for more details."
这表示源代码中存在文件编码问题。请检查扫描器日志以获取更多详细信息。
4. "24 unanalyzed C files were detected in this project during the last analysis. C cannot be analyzed with your current SonarQube edition. Please consider upgrading to Developer Edition to find Bugs, Code Smells, Vulnerabilities and Security Hotspots in this file."
这表示在最近的分析中检测到了 24 个未分析的 C 文件。你当前使用的 SonarQube 版本无法分析 C 语言。请考虑升级到 Developer Edition,以便在该文件中查找错误、代码异味、漏洞和安全热点。
希望这些解释对你有所帮助!如果你需要进一步的解释或有其他问题,请随时提问。
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