External Specifications

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Specification	Referenced In
Cascading Style Sheets, level 1	class javax.swing.text.html.CSS
Cascading Style Sheets Level 2 Revision 2 (CSS 2.2) Specification	javax.swing.JEditorPane.W3C_LENGTH_UNITS
Character Sets	class java.nio.charset.Charset java.nio.charset.Charset.isRegistered()
Date and Time Formats	class java.util.Formatter java.nio.file.attribute.FileTime.toString()
Documentation Comment Specification for the Standard Doclet	class jdk.javadoc.doclet.StandardDoclet module jdk.javadoc package com.sun.source.doctree
Extensible Markup Language (XML) 1.0 (Fifth Edition)	java.util.Properties.loadFromXML(InputStream) java.util.Properties.storeToXML(OutputStream, String, Charset) java.util.Properties.storeToXML(OutputStream, String, String)
FIPS 186-3 Digital Signature Standard (DSS)	class java.security.spec.DSAGenParameterSpec
HTML 3.2 Reference Specification	package javax.swing.text.html
HTML 4.01 Specification	class java.net.URLEncoder java.net.URLDecoder.decode(String, Charset) java.net.URLEncoder.encode(String, Charset)
HTML Standard	class jdk.javadoc.doclet.StandardDoclet com.sun.source.util.DocTrees.getCharacters(EntityTree)
IEEE Standard for Floating-Point Arithmetic	class java.lang.Double class java.lang.Float class java.lang.Math class java.lang.StrictMath class java.math.BigDecimal class java.math.MathContext enum class java.math.RoundingMode
IETF BCP 47	class java.util.Locale
ISO - ISO 4217 - Currency codes	class java.util.Currency
JAR File Specification	class java.util.jar.Attributes class java.util.jar.Attributes.Name class java.util.jar.Manifest package java.util.jar
Java Native Interface Specification	class java.lang.Runtime class java.lang.reflect.AccessibleObject java.lang.Runtime.load(String) java.lang.Runtime.loadLibrary(String) java.lang.System.load(String) java.lang.System.loadLibrary(String) java.lang.Thread.setName(String) java.lang.reflect.AccessibleObject.canAccess(Object) java.lang.reflect.AccessibleObject.setAccessible(boolean) java.lang.reflect.AccessibleObject.trySetAccessible() package java.lang.foreign
Java Object Serialization Specification	annotation interface java.io.Serial class java.io.ObjectInputStream class java.io.ObjectOutputStream class java.io.ObjectStreamClass class java.lang.Enum class java.lang.Record class java.security.KeyRep interface java.io.Serializable interface java.security.Key java.io.ObjectOutputStream.writeClassDescriptor(ObjectStreamClass) package java.io
Java Security Standard Algorithm Names	187 references class java.security.AlgorithmParameterGenerator class java.security.AlgorithmParameters class java.security.DrbgParameters class java.security.KeyFactory class java.security.KeyPairGenerator class java.security.KeyStore class java.security.MessageDigest class java.security.SecureRandom class java.security.SecureRandomSpi class java.security.Signature class java.security.cert.CertPath class java.security.cert.CertPathBuilder class java.security.cert.CertPathValidator class java.security.cert.CertStore class java.security.cert.CertificateFactory class java.security.spec.NamedParameterSpec class javax.crypto.Cipher class javax.crypto.KeyAgreement class javax.crypto.KeyGenerator class javax.crypto.Mac class javax.crypto.SecretKeyFactory class javax.crypto.spec.HPKEParameterSpec class javax.net.ssl.SSLContext class javax.net.ssl.TrustManagerFactory class javax.security.auth.login.Configuration class javax.xml.crypto.dsig.TransformService class javax.xml.crypto.dsig.XMLSignatureFactory class javax.xml.crypto.dsig.keyinfo.KeyInfoFactory java.security.AlgorithmParameterGenerator.getInstance(String) java.security.AlgorithmParameterGenerator.getInstance(String, Provider) java.security.AlgorithmParameterGenerator.getInstance(String, String) java.security.AlgorithmParameters.getInstance(String) java.security.AlgorithmParameters.getInstance(String, Provider) java.security.AlgorithmParameters.getInstance(String, String) java.security.Key.getAlgorithm() java.security.KeyFactory.getInstance(String) java.security.KeyFactory.getInstance(String, Provider) java.security.KeyFactory.getInstance(String, String) java.security.KeyPairGenerator.KeyPairGenerator(String) java.security.KeyPairGenerator.getAlgorithm() java.security.KeyPairGenerator.getInstance(String) java.security.KeyPairGenerator.getInstance(String, Provider) java.security.KeyPairGenerator.getInstance(String, String) java.security.KeyStore.PasswordProtection.PasswordProtection(char[], String, AlgorithmParameterSpec) java.security.KeyStore.getInstance(String) java.security.KeyStore.getInstance(String, Provider) java.security.KeyStore.getInstance(String, String) java.security.MessageDigest.MessageDigest(String) java.security.MessageDigest.getAlgorithm() java.security.MessageDigest.getInstance(String) java.security.MessageDigest.getInstance(String, Provider) java.security.MessageDigest.getInstance(String, String) java.security.SecureRandom.SecureRandom() java.security.SecureRandom.SecureRandom(byte[]) java.security.SecureRandom.getInstance(String) java.security.SecureRandom.getInstance(String, Provider) java.security.SecureRandom.getInstance(String, SecureRandomParameters) java.security.SecureRandom.getInstance(String, SecureRandomParameters, Provider) java.security.SecureRandom.getInstance(String, SecureRandomParameters, String) java.security.SecureRandom.getInstance(String, String) java.security.Security.getAlgorithmProperty(String, String) java.security.Security.getProviders(Map) java.security.Security.getProviders(String) java.security.Signature.Signature(String) java.security.Signature.getInstance(String) java.security.Signature.getInstance(String, Provider) java.security.Signature.getInstance(String, String) java.security.cert.CRL.CRL(String) java.security.cert.CertPathBuilder.getInstance(String) java.security.cert.CertPathBuilder.getInstance(String, Provider) java.security.cert.CertPathBuilder.getInstance(String, String) java.security.cert.CertPathValidator.getInstance(String) java.security.cert.CertPathValidator.getInstance(String, Provider) java.security.cert.CertPathValidator.getInstance(String, String) java.security.cert.CertStore.getInstance(String, CertStoreParameters) java.security.cert.CertStore.getInstance(String, CertStoreParameters, Provider) java.security.cert.CertStore.getInstance(String, CertStoreParameters, String) java.security.cert.Certificate.Certificate(String) java.security.cert.CertificateFactory.generateCertPath(InputStream, String) java.security.cert.CertificateFactory.getCertPathEncodings() java.security.cert.CertificateFactory.getInstance(String) java.security.cert.CertificateFactory.getInstance(String, Provider) java.security.cert.CertificateFactory.getInstance(String, String) java.security.cert.CertificateFactorySpi.engineGetCertPathEncodings() java.security.spec.ECGenParameterSpec.ECGenParameterSpec(String) java.security.spec.EncodedKeySpec.EncodedKeySpec(byte[], String) java.security.spec.NamedParameterSpec.NamedParameterSpec(String) java.security.spec.PKCS8EncodedKeySpec.PKCS8EncodedKeySpec(byte[], String) java.security.spec.PSSParameterSpec.PSSParameterSpec(String, String, AlgorithmParameterSpec, int, int) java.security.spec.X509EncodedKeySpec.X509EncodedKeySpec(byte[], String) javax.crypto.Cipher.getInstance(String) javax.crypto.Cipher.getInstance(String, Provider) javax.crypto.Cipher.getInstance(String, String) javax.crypto.EncryptedPrivateKeyInfo.EncryptedPrivateKeyInfo(String, byte[]) javax.crypto.EncryptedPrivateKeyInfo.getAlgName() javax.crypto.ExemptionMechanism.getInstance(String) javax.crypto.ExemptionMechanism.getInstance(String, Provider) javax.crypto.ExemptionMechanism.getInstance(String, String) javax.crypto.KDF.deriveKey(String, AlgorithmParameterSpec) javax.crypto.KDF.getInstance(String) javax.crypto.KDF.getInstance(String, KDFParameters) javax.crypto.KDF.getInstance(String, KDFParameters, Provider) javax.crypto.KDF.getInstance(String, KDFParameters, String) javax.crypto.KDF.getInstance(String, Provider) javax.crypto.KDF.getInstance(String, String) javax.crypto.KDFSpi.engineDeriveKey(String, AlgorithmParameterSpec) javax.crypto.KEM.Decapsulator.decapsulate(byte[], int, int, String) javax.crypto.KEM.Encapsulator.encapsulate(int, int, String) javax.crypto.KEM.getInstance(String) javax.crypto.KEM.getInstance(String, Provider) javax.crypto.KEM.getInstance(String, String) javax.crypto.KEMSpi.DecapsulatorSpi.engineDecapsulate(byte[], int, int, String) javax.crypto.KEMSpi.EncapsulatorSpi.engineEncapsulate(int, int, String) javax.crypto.KeyAgreement.generateSecret(String) javax.crypto.KeyAgreement.getInstance(String) javax.crypto.KeyAgreement.getInstance(String, Provider) javax.crypto.KeyAgreement.getInstance(String, String) javax.crypto.KeyAgreementSpi.engineGenerateSecret(String) javax.crypto.KeyGenerator.getInstance(String) javax.crypto.KeyGenerator.getInstance(String, Provider) javax.crypto.KeyGenerator.getInstance(String, String) javax.crypto.Mac.getInstance(String) javax.crypto.Mac.getInstance(String, Provider) javax.crypto.Mac.getInstance(String, String) javax.crypto.SecretKeyFactory.getInstance(String) javax.crypto.SecretKeyFactory.getInstance(String, Provider) javax.crypto.SecretKeyFactory.getInstance(String, String) javax.crypto.spec.SecretKeySpec.SecretKeySpec(byte[], String) javax.crypto.spec.SecretKeySpec.SecretKeySpec(byte[], int, int, String) javax.net.ssl.ExtendedSSLSession.getLocalSupportedSignatureAlgorithms() javax.net.ssl.ExtendedSSLSession.getNamedGroup() javax.net.ssl.ExtendedSSLSession.getPeerSupportedSignatureAlgorithms() javax.net.ssl.KeyManagerFactory.getInstance(String) javax.net.ssl.KeyManagerFactory.getInstance(String, Provider) javax.net.ssl.KeyManagerFactory.getInstance(String, String) javax.net.ssl.SSLContext.getInstance(String) javax.net.ssl.SSLContext.getInstance(String, Provider) javax.net.ssl.SSLContext.getInstance(String, String) javax.net.ssl.SSLEngine.getEnabledCipherSuites() javax.net.ssl.SSLEngine.getSupportedCipherSuites() javax.net.ssl.SSLEngine.getSupportedNamedGroups() javax.net.ssl.SSLEngine.setEnabledCipherSuites(String[]) javax.net.ssl.SSLParameters.SSLParameters(String[]) javax.net.ssl.SSLParameters.SSLParameters(String[], String[]) javax.net.ssl.SSLParameters.getCipherSuites() javax.net.ssl.SSLParameters.getNamedGroups() javax.net.ssl.SSLParameters.getSignatureSchemes() javax.net.ssl.SSLParameters.setCipherSuites(String[]) javax.net.ssl.SSLParameters.setEndpointIdentificationAlgorithm(String) javax.net.ssl.SSLParameters.setNamedGroups(String[]) javax.net.ssl.SSLParameters.setSignatureSchemes(String[]) javax.net.ssl.SSLServerSocket.getEnabledCipherSuites() javax.net.ssl.SSLServerSocket.getSupportedCipherSuites() javax.net.ssl.SSLServerSocket.getSupportedNamedGroups() javax.net.ssl.SSLServerSocket.setEnabledCipherSuites(String[]) javax.net.ssl.SSLServerSocketFactory.getDefaultCipherSuites() javax.net.ssl.SSLServerSocketFactory.getSupportedCipherSuites() javax.net.ssl.SSLSocket.getEnabledCipherSuites() javax.net.ssl.SSLSocket.getSupportedCipherSuites() javax.net.ssl.SSLSocket.getSupportedNamedGroups() javax.net.ssl.SSLSocket.setEnabledCipherSuites(String[]) javax.net.ssl.SSLSocketFactory.getDefaultCipherSuites() javax.net.ssl.SSLSocketFactory.getSupportedCipherSuites() javax.net.ssl.TrustManagerFactory.getInstance(String) javax.net.ssl.TrustManagerFactory.getInstance(String, Provider) javax.net.ssl.TrustManagerFactory.getInstance(String, String) javax.security.auth.login.Configuration.getInstance(String, Configuration.Parameters) javax.security.auth.login.Configuration.getInstance(String, Configuration.Parameters, Provider) javax.security.auth.login.Configuration.getInstance(String, Configuration.Parameters, String) javax.xml.crypto.dsig.TransformService.getInstance(String, String) javax.xml.crypto.dsig.TransformService.getInstance(String, String, Provider) javax.xml.crypto.dsig.TransformService.getInstance(String, String, String) javax.xml.crypto.dsig.XMLSignatureFactory.getInstance(String) javax.xml.crypto.dsig.XMLSignatureFactory.getInstance(String, Provider) javax.xml.crypto.dsig.XMLSignatureFactory.getInstance(String, String) javax.xml.crypto.dsig.keyinfo.KeyInfoFactory.getInstance(String) javax.xml.crypto.dsig.keyinfo.KeyInfoFactory.getInstance(String, Provider) javax.xml.crypto.dsig.keyinfo.KeyInfoFactory.getInstance(String, String) jdk.security.jarsigner.JarSigner.Builder.digestAlgorithm(String) jdk.security.jarsigner.JarSigner.Builder.digestAlgorithm(String, Provider) jdk.security.jarsigner.JarSigner.Builder.signatureAlgorithm(String) jdk.security.jarsigner.JarSigner.Builder.signatureAlgorithm(String, Provider) package java.security package java.security.cert package javax.crypto package javax.net.ssl package javax.security.auth.login
JVM Tool Interface	java.lang.management.ThreadInfo.isSuspended()
Recommendation for Block Cipher Modes of Operation: Galois/Counter Mode (GCM) and GMAC	class javax.crypto.spec.GCMParameterSpec
Recommendation for Random Number Generation Using Deterministic Random Bit Generators	class java.security.DrbgParameters
RFC 790: Assigned numbers	class java.net.Inet4Address class java.net.InetAddress
RFC 793: Transmission Control Protocol	java.net.StandardSocketOptions.SO_REUSEADDR
RFC 822: STANDARD FOR THE FORMAT OF ARPA INTERNET TEXT MESSAGES	class java.util.Formatter java.security.cert.X509CertSelector.addSubjectAlternativeName(int, String) java.security.cert.X509Certificate.getSubjectAlternativeNames()
RFC 919: Broadcasting Internet Datagrams	java.net.StandardSocketOptions.SO_BROADCAST
RFC 1122: Requirements for Internet Hosts - Communication Layers	class java.net.IDN java.net.StandardSocketOptions.SO_KEEPALIVE java.net.StandardSocketOptions.TCP_NODELAY javax.net.ssl.SNIHostName.SNIHostName(String) javax.net.ssl.SNIHostName.SNIHostName(byte[])
RFC 1123: Requirements for Internet Hosts - Application and Support	class java.net.IDN javax.net.ssl.SNIHostName.SNIHostName(String) javax.net.ssl.SNIHostName.SNIHostName(byte[])
RFC 1323: TCP Extensions for High Performance	java.net.StandardSocketOptions.SO_RCVBUF
RFC 1349: Type of Service in the Internet Protocol Suite	java.net.StandardSocketOptions.IP_TOS
RFC 1421: Privacy Enhancement for Internet Electronic Mail	class java.security.PEMDecoder class java.security.PEMEncoder
RFC 1779: A String Representation of Distinguished Names	class javax.security.auth.x500.X500Principal package javax.security.auth.x500
RFC 1918: Address Allocation for Private Internets	class java.net.Inet4Address class java.net.InetAddress
RFC 1950: ZLIB Compressed Data Format Specification version 3.3	package java.util.zip
RFC 1951: DEFLATE Compressed Data Format Specification version 1.3	javax.imageio.plugins.tiff.BaselineTIFFTagSet.COMPRESSION_DEFLATE package java.util.zip
RFC 1952: GZIP file format specification version 4.3	class java.util.zip.GZIPInputStream javax.print.attribute.standard.Compression.GZIP package java.util.zip
RFC 2040: The RC5, RC5-CBC, RC5-CBC-Pad, and RC5-CTS Algorithms	class javax.crypto.spec.RC5ParameterSpec
RFC 2045: Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies	class java.util.Base64 class javax.print.DocFlavor java.nio.file.Files.probeContentType(Path) java.nio.file.spi.FileTypeDetector.probeContentType(Path)
RFC 2046: Multipurpose Internet Mail Extensions (MIME) Part Two: Media Types	class javax.print.DocFlavor
RFC 2109: HTTP State Management Mechanism	class java.net.HttpCookie
RFC 2236: Internet Group Management Protocol, Version 2	interface java.nio.channels.MulticastChannel
RFC 2246: The TLS Protocol Version 1.0	class javax.net.ssl.SSLEngine javax.net.ssl.SSLEngine.closeInbound()
RFC 2253: Lightweight Directory Access Protocol (v3): UTF-8 String Representation of Distinguished Names	class javax.security.auth.x500.X500Principal java.security.cert.TrustAnchor.TrustAnchor(String, PublicKey, byte[]) java.security.cert.X509CRLSelector.addIssuerName(String) java.security.cert.X509CRLSelector.getIssuerNames() java.security.cert.X509CRLSelector.setIssuerNames(Collection) java.security.cert.X509CertSelector.addSubjectAlternativeName(int, String) java.security.cert.X509CertSelector.getIssuerAsString() java.security.cert.X509CertSelector.getSubjectAsString() java.security.cert.X509CertSelector.setIssuer(String) java.security.cert.X509CertSelector.setSubject(String) java.security.cert.X509Certificate.getSubjectAlternativeNames() package javax.security.auth.x500
RFC 2268: A Description of the RC2(r) Encryption Algorithm	class javax.crypto.spec.RC2ParameterSpec
RFC 2278: IANA Charset Registration Procedures	class java.nio.charset.Charset javax.print.DocFlavor.hostEncoding package java.nio.charset
RFC 2279: UTF-8, a transformation format of ISO 10646	class java.net.URI class java.nio.charset.Charset
RFC 2296: HTTP Remote Variant Selection Algorithm -- RVSA/1.0	class java.net.URLPermission
RFC 2306: Tag Image File Format (TIFF) - F Profile for Facsimile	class javax.imageio.plugins.tiff.FaxTIFFTagSet
RFC 2365: Administratively Scoped IP Multicast	class java.net.Inet4Address class java.net.InetAddress
RFC 2368: The mailto URL scheme	java.awt.Desktop.mail(URI)
RFC 2373: IP Version 6 Addressing Architecture	class java.net.Inet6Address class java.net.InetAddress class java.net.URI java.net.InetAddress.getAllByName(String) java.net.InetAddress.getByName(String) java.net.URI.URI(String) java.net.URI.getHost() java.net.URL.URL(String, String, int, String)
RFC 2396: Uniform Resource Identifiers (URI): Generic Syntax	class java.net.URI class java.net.URL java.net.URI.URI(String) java.net.URI.URI(String, String, String, String, String) java.net.URI.URI(String, String, String, int, String, String, String) java.net.URI.normalize() java.net.URI.parseServerAuthority() java.net.URI.resolve(URI) java.net.URI.toString()
RFC 2474: Definition of the Differentiated Services Field (DS Field) in the IPv4 and IPv6 Headers	java.net.StandardSocketOptions.IP_TOS
RFC 2560: X.509 Internet Public Key Infrastructure Online Certificate Status Protocol - OCSP	class java.security.cert.PKIXRevocationChecker package java.security.cert
RFC 2616: Hypertext Transfer Protocol -- HTTP/1.1	class java.net.ResponseCache class java.net.URLConnection java.util.Locale.LanguageRange.parse(String) java.util.Locale.LanguageRange.parse(String, Map) package java.net.http
RFC 2710: Multicast Listener Discovery (MLD) for IPv6	interface java.nio.channels.MulticastChannel
RFC 2732: Format for Literal IPv6 Addresses in URL's	class java.net.SocketPermission class java.net.URI class java.net.URL class java.net.URLPermission java.net.URI.URI(String) java.net.URL.URL(String, String, int, String)
RFC 2781: UTF-16, an encoding of ISO 10646	class java.nio.charset.Charset
RFC 2898: PKCS #5: Password-Based Cryptography Specification Version 2.0	class javax.crypto.spec.PBEKeySpec class javax.crypto.spec.PBEParameterSpec
RFC 2911: Internet Printing Protocol/1.1: Model and Semantics	class javax.print.attribute.standard.Fidelity class javax.print.attribute.standard.MediaSizeName package javax.print package javax.print.attribute.standard
RFC 2965: HTTP State Management Mechanism	class java.net.CookieHandler class java.net.CookieManager class java.net.HttpCookie
RFC 3279: Algorithms and Identifiers for the Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile	java.security.cert.X509CRL.getSigAlgOID() java.security.cert.X509Certificate.getSigAlgOID()
RFC 3330: Special-Use IPv4 Addresses	java.net.InetAddress.getAllByName(String) java.net.InetAddress.getByName(String)
RFC 3376: Internet Group Management Protocol, Version 3	interface java.nio.channels.MulticastChannel
RFC 3454: Preparation of Internationalized Strings ("stringprep")	class java.net.IDN
RFC 3490: Internationalizing Domain Names in Applications (IDNA)	class java.net.IDN java.net.IDN.toASCII(String) java.net.IDN.toASCII(String, int) java.net.IDN.toUnicode(String) java.net.IDN.toUnicode(String, int) javax.net.ssl.SNIHostName.SNIHostName(String) javax.net.ssl.SNIHostName.SNIHostName(byte[])
RFC 3491: Nameprep: A Stringprep Profile for Internationalized Domain Names (IDN)	class java.net.IDN
RFC 3492: Punycode: A Bootstring encoding of Unicode for Internationalized Domain Names in Applications (IDNA)	class java.net.IDN
RFC 3530: Network File System (NFS) version 4 Protocol	class java.nio.file.attribute.AclEntry interface java.nio.file.attribute.AclFileAttributeView java.nio.file.attribute.AclEntryPermission.READ_NAMED_ATTRS java.nio.file.attribute.AclEntryPermission.WRITE_NAMED_ATTRS package java.nio.file.attribute
RFC 3720: Internet Small Computer Systems Interface (iSCSI)	class java.util.zip.CRC32C package java.util.zip
RFC 3810: Multicast Listener Discovery Version 2 (MLDv2) for IPv6	interface java.nio.channels.MulticastChannel
RFC 3986: Uniform Resource Identifier (URI): Generic Syntax	class java.net.URI class java.net.URL interface javax.annotation.processing.Filer interface javax.tools.JavaFileManager
RFC 4007: IPv6 Scoped Address Architecture	class java.net.Inet6Address
RFC 4086: Randomness Requirements for Security	class java.security.SecureRandom
RFC 4234: Augmented BNF for Syntax Specifications: ABNF	class java.util.Locale.LanguageRange
RFC 4366: Transport Layer Security (TLS) Extensions	javax.net.ssl.SNIHostName.SNIHostName(byte[])
RFC 4512: Lightweight Directory Access Protocol (LDAP): Directory Information Models	javax.security.auth.x500.X500Principal.X500Principal(String) javax.security.auth.x500.X500Principal.X500Principal(String, Map) package javax.security.auth.x500
RFC 4647: Matching of Language Tags	class java.util.Locale class java.util.Locale.LanguageRange enum class java.util.Locale.FilteringMode
RFC 4648: The Base16, Base32, and Base64 Data Encodings	class java.util.Base64
RFC 5116: An Interface and Algorithms for Authenticated Encryption	class javax.crypto.Cipher class javax.crypto.spec.GCMParameterSpec
RFC 5280: Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile	class java.security.cert.PKIXRevocationChecker class java.security.cert.X509CRL class java.security.cert.X509CRLSelector class java.security.cert.X509CertSelector class java.security.cert.X509Certificate class javax.security.auth.x500.X500Principal enum class java.security.cert.CRLReason interface java.security.Key java.security.cert.TrustAnchor.TrustAnchor(X509Certificate, byte[]) package java.security.cert package javax.security.auth.x500
RFC 5646: 2.1.1. Formatting of Language Tags	java.util.Locale.caseFoldLanguageTag(String)
RFC 5646: 2.1. Syntax	java.util.Locale.caseFoldLanguageTag(String)
RFC 5646: Tags for Identifying Languages	class java.util.Locale
RFC 5705: Keying Material Exporters for Transport Layer Security (TLS)	javax.net.ssl.ExtendedSSLSession.exportKeyingMaterialData(String, byte[], int) javax.net.ssl.ExtendedSSLSession.exportKeyingMaterialKey(String, String, byte[], int)
RFC 5869: HMAC-based Extract-and-Expand Key Derivation Function (HKDF)	interface javax.crypto.spec.HKDFParameterSpec
RFC 5890: Internationalized Domain Names for Applications (IDNA): Definitions and Document Framework	class javax.net.ssl.SNIHostName javax.net.ssl.SNIHostName.getAsciiName()
RFC 5958: Asymmetric Key Packages	class java.security.PEMDecoder class java.security.PEMEncoder class java.security.spec.PKCS8EncodedKeySpec
RFC 6066: Transport Layer Security (TLS) Extensions: Extension Definitions	class javax.net.ssl.SNIHostName class javax.net.ssl.SNIServerName javax.net.ssl.SNIHostName.SNIHostName(String) javax.net.ssl.SNIHostName.SNIHostName(byte[]) javax.net.ssl.SNIHostName.equals(Object) javax.net.ssl.SNIHostName.getAsciiName() javax.net.ssl.SSLSocketFactory.createSocket(Socket, InputStream, boolean) javax.net.ssl.StandardConstants.SNI_HOST_NAME
RFC 6067: BCP 47 Extension U	class java.util.Locale
RFC 6265: HTTP State Management Mechanism	class java.net.HttpCookie
RFC 6455: The WebSocket Protocol	package java.net.http
RFC 6943: Issues in Identifier Comparison for Security Purposes	class java.net.Inet4Address
RFC 7301: Transport Layer Security (TLS) Application-Layer Protocol Negotiation Extension	javax.net.ssl.SSLEngine.getApplicationProtocol() javax.net.ssl.SSLParameters.setApplicationProtocols(String[]) javax.net.ssl.SSLSocket.getApplicationProtocol()
RFC 7468: Textual Encodings of PKIX, PKCS, and CMS Structures	class java.security.PEM class java.security.PEMDecoder class java.security.PEMEncoder
RFC 7539: ChaCha20 and Poly1305 for IETF Protocols	class javax.crypto.spec.ChaCha20ParameterSpec
RFC 7540: Hypertext Transfer Protocol Version 2 (HTTP/2)	package java.net.http
RFC 8017: PKCS #1: RSA Cryptography Specifications Version 2.2	class java.security.spec.MGF1ParameterSpec class java.security.spec.PSSParameterSpec class java.security.spec.RSAMultiPrimePrivateCrtKeySpec class java.security.spec.RSAOtherPrimeInfo class java.security.spec.RSAPrivateCrtKeySpec class javax.crypto.spec.OAEPParameterSpec class javax.crypto.spec.PSource interface java.security.interfaces.RSAKey interface java.security.interfaces.RSAMultiPrimePrivateCrtKey interface java.security.interfaces.RSAPrivateCrtKey java.security.spec.PSSParameterSpec.DEFAULT java.security.spec.PSSParameterSpec.PSSParameterSpec(int)
RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA)	class java.security.spec.EdDSAParameterSpec class java.security.spec.EdECPoint class java.security.spec.EdECPrivateKeySpec class java.security.spec.EdECPublicKeySpec interface java.security.interfaces.EdECKey interface java.security.interfaces.EdECPrivateKey interface java.security.interfaces.EdECPublicKey
RFC 8259: The JavaScript Object Notation (JSON) Data Interchange Format	class jdk.incubator.json.Json com.sun.management.HotSpotDiagnosticMXBean.ThreadDumpFormat.JSON package jdk.incubator.json
RFC 8259: The JavaScript Object Notation (JSON) Data Interchange Format - Arrays	interface jdk.incubator.json.JsonArray
RFC 8259: The JavaScript Object Notation (JSON) Data Interchange Format - Numbers	interface jdk.incubator.json.JsonNumber
RFC 8259: The JavaScript Object Notation (JSON) Data Interchange Format - Objects	interface jdk.incubator.json.JsonObject
RFC 8259: The JavaScript Object Notation (JSON) Data Interchange Format - Strings	interface jdk.incubator.json.JsonString
RFC 8259: The JavaScript Object Notation (JSON) Data Interchange Format - Values	interface jdk.incubator.json.JsonBoolean
RFC 8446: The Transport Layer Security (TLS) Protocol Version 1.3	javax.net.ssl.ExtendedSSLSession.exportKeyingMaterialData(String, byte[], int) javax.net.ssl.ExtendedSSLSession.exportKeyingMaterialKey(String, String, byte[], int)
RFC 9114: HTTP/3	package java.net.http record class java.net.http.HttpResponse.PushPromiseHandler.PushId.Http3PushId
RFC 9180: Hybrid Public Key Encryption	class javax.crypto.spec.HPKEParameterSpec
RFC 9562 Universally Unique IDentifiers (UUIDs)	class java.util.UUID
Security Requirements for Cryptographic Modules	class java.security.SecureRandom
The Java AWT Native Interface Specification and Guide	package java.awt
Time Zone Database	java.util.spi.TimeZoneNameProvider.getDisplayName(String, boolean, int, Locale)
Unicode Caseless Matching	java.lang.String.compareToFoldCase(String) java.lang.String.equalsFoldCase(String)
Unicode Character Database	class java.lang.Character java.lang.Character.isUnicodeIdentifierPart(char) java.lang.Character.isUnicodeIdentifierPart(int) java.lang.Character.isUnicodeIdentifierStart(char) java.lang.Character.isUnicodeIdentifierStart(int)
Unicode Emoji	java.lang.Character.isEmoji(int) java.lang.Character.isEmojiComponent(int) java.lang.Character.isEmojiModifier(int) java.lang.Character.isEmojiModifierBase(int) java.lang.Character.isEmojiPresentation(int) java.lang.Character.isExtendedPictographic(int)
Unicode Identifier and Pattern Syntax	java.lang.Character.isUnicodeIdentifierPart(char) java.lang.Character.isUnicodeIdentifierPart(int) java.lang.Character.isUnicodeIdentifierStart(char) java.lang.Character.isUnicodeIdentifierStart(int)
Unicode Locale Data Markup Language (LDML)	class java.text.CompactNumberFormat class java.text.DecimalFormat class java.text.ListFormat class java.text.NumberFormat class java.util.Locale java.text.Collator.getInstance(Locale) java.text.CompactNumberFormat.CompactNumberFormat(String, DecimalFormatSymbols, String[], String) java.text.DateFormatSymbols.getMonths() java.text.DateFormatSymbols.getShortMonths() java.text.NumberFormat.getCurrencyInstance(Locale) java.time.format.DateTimeFormatter.ofLocalizedPattern(String) java.time.format.DateTimeFormatterBuilder.appendDayPeriodText(TextStyle) java.time.format.DateTimeFormatterBuilder.appendLocalized(String)
Unicode Normalization Forms	class java.text.Normalizer enum class java.text.Normalizer.Form java.text.Collator.CANONICAL_DECOMPOSITION java.text.Collator.FULL_DECOMPOSITION
Unicode Regular Expressions	class java.util.regex.Pattern java.util.regex.Pattern.UNICODE_CHARACTER_CLASS
Unicode Script Property	enum class java.lang.Character.UnicodeScript
Unicode Security Considerations	class java.net.IDN
XML Schema Part 2: Datatypes Second Edition	java.nio.file.attribute.FileTime.toString()