报错信息：
java.ext.dirs: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.332.b09-1.el7_9.x86_64/jre/lib/ext:/usr/java/packages/lib/ext 20-Oct-2023 16:37:28.074 信息 [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#0] com.microsoft.sqlserver.jdbc.TDSChannel.enableSSL java.security path: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.332.b09-1.el7_9.x86_64/jre/lib/security Security providers: [SUN version 1.8, SunRsaSign version 1.8, SunEC version 1.8, SunJSSE version 1.8, SunJCE version 1.8, SunJGSS version 1.8, SunSASL version 1.8, XMLDSig version 1.8, SunPCSC version 1.8] SSLContext provider info: Sun JSSE provider(PKCS12, SunX509/PKIX key/trust factories, SSLv3/TLSv1/TLSv1.1/TLSv1.2/TLSv1.3) SSLContext provider services: [SunJSSE: KeyFactory.RSA -> sun.security.rsa.RSAKeyFactory$Legacy aliases: [1.2.840.113549.1.1, OID.1.2.840.113549.1.1] , SunJSSE: KeyPairGenerator.RSA -> sun.security.rsa.RSAKeyPairGenerator$Legacy aliases: [1.2.840.113549.1.1, OID.1.2.840.113549.1.1] , SunJSSE: Signature.MD2withRSA -> sun.security.rsa.RSASignature$MD2withRSA aliases: [1.2.840.113549.1.1.2, OID.1.2.840.113549.1.1.2] , SunJSSE: Signature.MD5withRSA -> sun.security.rsa.RSASignature$MD5withRSA aliases: [1.2.840.113549.1.1.4, OID.1.2.840.113549.1.1.4] , SunJSSE: Signature.SHA1withRSA -> sun.security.rsa.RSASignature$SHA1withRSA aliases: [1.2.840.113549.1.1.5, OID.1.2.840.113549.1.1.5, 1.3.14.3.2.29, OID.1.3.14.3.2.29] , SunJSSE: Signature.MD5andSHA1withRSA -> sun.security.ssl.RSASignature , SunJSSE: KeyManagerFactory.SunX509 -> sun.security.ssl.KeyManagerFactoryImpl$SunX509 , SunJSSE: KeyManagerFactory.NewSunX509 -> sun.security.ssl.KeyManagerFactoryImpl$X509 aliases: [PKIX] , SunJSSE: TrustManagerFactory.SunX509 -> sun.security.ssl.TrustManagerFactoryImpl$SimpleFactory , SunJSSE: TrustManagerFactory.PKIX -> sun.security.ssl.TrustManagerFactoryImpl$PKIXFactory aliases: [SunPKIX, X509, X.509] , SunJSSE: SSLContext.TLSv1 -> sun.security.ssl.SSLContextImpl$TLS10Context aliases: [SSLv3] , SunJSSE: SSLContext.TLSv1.1 -> sun.security.ssl.SSLContextImpl$TLS11Context , SunJSSE: SSLContext.TLSv1.2 -> sun.security.ssl.SSLContextImpl$TLS12Context , SunJSSE: SSLContext.TLSv1.3 -> sun.security.ssl.SSLContextImpl$TLS13Context , SunJSSE: SSLContext.TLS -> sun.security.ssl.SSLContextImpl$TLSContext aliases: [SSL] , SunJSSE: SSLContext.Default -> sun.security.ssl.SSLContextImpl$DefaultSSLContext , SunJSSE: KeyStore.PKCS12 -> sun.security.pkcs12.PKCS12KeyStore ] java.ext.dirs: /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.332.b09-1.el7_9.x86_64/jre/lib/ext:/usr/java/packages/lib/ext
看到这句：
/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.332.b09-1.el7_9.x86_64/jre/lib
进入这个文件夹
/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.332.b09-1.el7_9.x86_64/jre/lib/security
找到 java.security
#找到这段
jdk.tls.disabledAlgorithms=SSLv3, TLSv1, TLSv1.1, RC4, DES, MD5withRSA, \
DH keySize < 1024, EC keySize < 224, 3DES_EDE_CBC, anon, NULL, \
include jdk.disabled.namedCurves
#删掉其中的TLSv1, TLSv1.1 , 改成下面这样即可
jdk.tls.disabledAlgorithms=SSLv3, RC4, DES, MD5withRSA, \
DH keySize < 1024, EC keySize < 224, anon, NULL, \
include jdk.disabled.namedCurves
标签：lib,tomcat,jpa,sun,1.8,ssl,报错,SunJSSE,security From： https://www.cnblogs.com/hanjun0612/p/17777525.html