Update documentation

arc4.h

@@ -2,6 +2,7 @@
 
 /// \file arc4.h
 /// \brief Classes for ARC4 cipher
+/// \since Crypto++ 3.1
 
 #ifndef CRYPTOPP_ARC4_H
 #define CRYPTOPP_ARC4_H
@@ -17,7 +18,7 @@ namespace Weak1 {
 
 /// \brief ARC4 base class
 /// \details Implementations and overrides in \p Base apply to both \p ENCRYPTION and \p DECRYPTION directions
-/// \since Crypto++ 1.0
+/// \since Crypto++ 3.1
 class CRYPTOPP_NO_VTABLE ARC4_Base : public VariableKeyLength<16, 1, 256>, public RandomNumberGenerator, public SymmetricCipher, public SymmetricCipherDocumentation
 {
 public:
@@ -47,12 +48,13 @@ protected:
 
 /// \brief Alleged RC4
 /// \sa <a href="http://www.cryptopp.com/wiki/RC4">Alleged RC4</a>
-/// \since Crypto++ 1.0
+/// \since Crypto++ 3.1
 DOCUMENTED_TYPEDEF(SymmetricCipherFinal<ARC4_Base>, ARC4)
 
 /// \brief MARC4 base class
 /// \details Implementations and overrides in \p Base apply to both \p ENCRYPTION and \p DECRYPTION directions
 /// \details MARC4 discards the first 256 bytes of keystream, which may be weaker than the rest
+/// \since Crypto++ 3.1
 class CRYPTOPP_NO_VTABLE MARC4_Base : public ARC4_Base
 {
 public:
@@ -67,7 +69,7 @@ protected:
 
 /// \brief Modified Alleged RC4
 /// \sa <a href="http://www.cryptopp.com/wiki/RC4">Alleged RC4</a>
-/// \since Crypto++ 1.0
+/// \since Crypto++ 3.1
 DOCUMENTED_TYPEDEF(SymmetricCipherFinal<MARC4_Base>, MARC4)
 
 }

cast.h

@@ -2,6 +2,7 @@
 
 /// \file cast.h
 /// \brief Classes for the CAST-128 and CAST-256 block ciphers
+/// \since Crypto++ 2.2
 
 #ifndef CRYPTOPP_CAST_H
 #define CRYPTOPP_CAST_H
@@ -12,6 +13,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief CAST block cipher base
+/// \since Crypto++ 2.2
 class CAST
 {
 protected:
@@ -19,6 +21,7 @@ protected:
 };
 
 /// \brief CAST128 block cipher information
+/// \since Crypto++ 2.2
 struct CAST128_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 5, 16>
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "CAST-128";}
@@ -26,6 +29,7 @@ struct CAST128_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 5,
 
 /// \brief CAST128 block cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/CAST-128">CAST-128</a>
+/// \since Crypto++ 2.2
 class CAST128 : public CAST128_Info, public BlockCipherDocumentation
 {
 	/// \brief CAST128 block cipher default operation
@@ -59,6 +63,7 @@ public:
 };
 
 /// \brief CAST256 block cipher information
+/// \since Crypto++ 4.0
 struct CAST256_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 4>
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "CAST-256";}
@@ -66,6 +71,7 @@ struct CAST256_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16
 
 /// \brief CAST256 block cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/CAST-256">CAST-256</a>
+/// \since Crypto++ 4.0
 class CAST256 : public CAST256_Info, public BlockCipherDocumentation
 {
 	/// \brief CAST256 block cipher default operation

cbcmac.h

@@ -2,6 +2,7 @@
 
 /// \file
 /// \brief Classes for CBC MAC
+/// \since Crypto++ 3.1
 
 #ifndef CRYPTOPP_CBCMAC_H
 #define CRYPTOPP_CBCMAC_H
@@ -12,6 +13,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief CBC-MAC base class
+/// \since Crypto++ 3.1
 class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE CBC_MAC_Base : public MessageAuthenticationCode
 {
 public:
@@ -36,6 +38,7 @@ private:
 /// \details CBC-MAC is compatible with FIPS 113. The MAC is secure only for fixed
 ///   length messages. For variable length messages use CMAC or DMAC.
 /// \sa <a href="http://www.weidai.com/scan-mirror/mac.html#CBC-MAC">CBC-MAC</a>
+/// \since Crypto++ 3.1
 template <class T>
 class CBC_MAC : public MessageAuthenticationCodeImpl<CBC_MAC_Base, CBC_MAC<T> >, public SameKeyLengthAs<T>
 {

cryptlib.h

@@ -2763,6 +2763,7 @@ public:
 /// \details A key agreement domain is a set of parameters that must be shared
 ///   by two parties in a key agreement protocol, along with the algorithms
 ///   for generating key pairs and deriving agreed values.
+/// \since Crypto++ 3.0
 class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE SimpleKeyAgreementDomain : public KeyAgreementAlgorithm
 {
 public:
@@ -2821,6 +2822,7 @@ public:
 /// \details In an authenticated key agreement protocol, each party has two
 ///   key pairs. The long-lived key pair is called the static key pair,
 ///   and the short-lived key pair is called the ephemeral key pair.
+/// \since Crypto++ 3.0
 class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE AuthenticatedKeyAgreementDomain : public KeyAgreementAlgorithm
 {
 public:
@@ -3000,6 +3002,8 @@ public:
 		const byte *passwordOrVerifier, unsigned int passwordOrVerifierLength);
 };
 
+/// \brief Password based key agreement domain
+/// \since Crypto++ 3.0
 class PasswordAuthenticatedKeyAgreementDomain : public KeyAgreementAlgorithm
 {
 public:

des.h

@@ -12,6 +12,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief DES block cipher base class
+/// \since Crypto++ 1.0
 class CRYPTOPP_DLL RawDES
 {
 public:
@@ -25,6 +26,7 @@ protected:
 };
 
 /// \brief DES block cipher information
+/// \since Crypto++ 1.0
 struct DES_Info : public FixedBlockSize<8>, public FixedKeyLength<8>
 {
 	// disable DES in DLL version by not exporting this function
@@ -58,6 +60,7 @@ public:
 };
 
 /// \brief 2-key TripleDES block cipher information
+/// \since Crypto++ 1.0
 struct DES_EDE2_Info : public FixedBlockSize<8>, public FixedKeyLength<16>
 {
 	CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return "DES-EDE2";}
@@ -85,6 +88,7 @@ public:
 };
 
 /// \brief 3-key TripleDES block cipher information
+/// \since Crypto++ 1.0
 struct DES_EDE3_Info : public FixedBlockSize<8>, public FixedKeyLength<24>
 {
 	CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return "DES-EDE3";}
@@ -112,6 +116,7 @@ public:
 };
 
 /// \brief DESX block cipher information
+/// \since Crypto++ 3.2
 struct DES_XEX3_Info : public FixedBlockSize<8>, public FixedKeyLength<24>
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "DES-XEX3";}
@@ -119,7 +124,7 @@ struct DES_XEX3_Info : public FixedBlockSize<8>, public FixedKeyLength<24>
 
 /// \brief DESX block cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/TripleDES">DES-XEX3</a>, AKA DESX
-/// \since Crypto++ 1.0
+/// \since Crypto++ 3.2
 class DES_XEX3 : public DES_XEX3_Info, public BlockCipherDocumentation
 {
 	/// \brief DES_XEX3 block cipher default operation

dh2.h

@@ -2,6 +2,7 @@
 
 /// \file dh2.h
 /// \brief Classes for Unified Diffie-Hellman key exchange
+/// \since Crypto++ 3.0
 
 #ifndef CRYPTOPP_DH2_H
 #define CRYPTOPP_DH2_H
@@ -15,7 +16,7 @@ NAMESPACE_BEGIN(CryptoPP)
 ///   by two parties in a key agreement protocol, along with the algorithms
 ///   for generating key pairs and deriving agreed values.
 /// \sa AuthenticatedKeyAgreementDomain, <a href="http://www.weidai.com/scan-mirror/ka.html#DH2">Unified Diffie-Hellman</a>
-/// \since Crypto++ 1.0
+/// \since Crypto++ 3.0
 class DH2 : public AuthenticatedKeyAgreementDomain
 {
 public:

dmac.h

@@ -12,6 +12,7 @@ NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief DMAC message authentication code base class
 /// \tparam T class derived from BlockCipherDocumentation
+/// \since Crypto++ 3.1
 template <class T>
 class CRYPTOPP_NO_VTABLE DMAC_Base : public SameKeyLengthAs<T>, public MessageAuthenticationCode
 {
@@ -41,6 +42,7 @@ private:
 /// \tparam T class derived from BlockCipherDocumentation
 /// \sa <A HREF="https://eprint.iacr.org/1997/010">CBC MAC for Real-Time Data Sources (08.15.1997)</A>
 ///   by Erez Petrank and Charles Rackoff
+/// \since Crypto++ 3.1
 template <class T>
 class DMAC : public MessageAuthenticationCodeFinal<DMAC_Base<T> >
 {

eccrypto.h

@@ -258,6 +258,7 @@ DL_PrivateKey_EC<EC>::~DL_PrivateKey_EC() {}
 /// \tparam EC elliptic curve field
 /// \tparam COFACTOR_OPTION cofactor multiplication option
 /// \sa CofactorMultiplicationOption, <a href="http://www.weidai.com/scan-mirror/ka.html#ECDH">Elliptic Curve Diffie-Hellman, AKA ECDH</a>
+/// \since Crypto++ 3.0
 template <class EC, class COFACTOR_OPTION = typename DL_GroupParameters_EC<EC>::DefaultCofactorOption>
 struct ECDH
 {
@@ -324,6 +325,7 @@ struct ECDSA;
 
 /// \brief Elliptic Curve DSA keys
 /// \tparam EC elliptic curve field
+/// \since Crypto++ 3.2
 template <class EC>
 struct DL_Keys_ECDSA
 {
@@ -333,6 +335,7 @@ struct DL_Keys_ECDSA
 
 /// \brief Elliptic Curve DSA (ECDSA) signature algorithm
 /// \tparam EC elliptic curve field
+/// \since Crypto++ 3.2
 template <class EC>
 class DL_Algorithm_ECDSA : public DL_Algorithm_GDSA<typename EC::Point>
 {
@@ -365,6 +368,7 @@ public:
 /// \tparam EC elliptic curve field
 /// \tparam H HashTransformation derived class
 /// \sa <a href="http://www.weidai.com/scan-mirror/sig.html#ECDSA">ECDSA</a>
+/// \since Crypto++ 3.2
 template <class EC, class H>
 struct ECDSA : public DL_SS<DL_Keys_ECDSA<EC>, DL_Algorithm_ECDSA<EC>, DL_SignatureMessageEncodingMethod_DSA, H>
 {
@@ -375,6 +379,7 @@ struct ECDSA : public DL_SS<DL_Keys_ECDSA<EC>, DL_Algorithm_ECDSA<EC>, DL_Signat
 /// \tparam H HashTransformation derived class
 /// \sa <a href="http://tools.ietf.org/rfc/rfc6979.txt">Deterministic Usage of the
 ///   Digital Signature Algorithm (DSA) and Elliptic Curve Digital Signature Algorithm (ECDSA)</a>
+/// \since Crypto++ 6.0
 template <class EC, class H>
 struct ECDSA_RFC6979 : public DL_SS<
 	DL_Keys_ECDSA<EC>,

mars.h

@@ -2,6 +2,7 @@
 
 /// \file mars.h
 /// \brief Classes for the MARS block cipher (IBM AES submission)
+/// \since Crypto++ 3.0
 
 #ifndef CRYPTOPP_MARS_H
 #define CRYPTOPP_MARS_H
@@ -12,6 +13,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief MARS block cipher information
+/// \since Crypto++ 3.0
 struct MARS_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 56, 8>
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "MARS";}
@@ -19,6 +21,7 @@ struct MARS_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 5
 
 /// \brief MARS block cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/MARS">MARS</a>
+/// \since Crypto++ 3.0
 class MARS : public MARS_Info, public BlockCipherDocumentation
 {
 	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<MARS_Info>

md2.h

@@ -1,3 +1,9 @@
+// md2.h - originally written and placed in the public domain by Wei Dai
+
+/// \file md2.h
+/// \brief Classes for the MD2 message digest
+/// \since Crypto++ 3.0
+
 #ifndef CRYPTOPP_MD2_H
 #define CRYPTOPP_MD2_H
 
@@ -8,7 +14,9 @@ NAMESPACE_BEGIN(CryptoPP)
 
 namespace Weak1 {
 
-/// <a href="http://www.cryptolounge.org/wiki/MD2">MD2</a>
+/// \brief MD2 message digest
+/// \sa <a href="http://www.cryptolounge.org/wiki/MD2">MD2</a>
+/// \since Crypto++ 3.0
 class MD2 : public HashTransformation
 {
 public:

modes.h

@@ -237,6 +237,7 @@ public:
 };
 
 /// \brief CBC-CTS block cipher mode of operation encryption operation
+/// \since Crypto++ 3.0
 class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE CBC_CTS_Encryption : public CBC_Encryption
 {
 public:
@@ -270,6 +271,7 @@ protected:
 };
 
 /// \brief CBC-CTS block cipher mode of operation decryption operation
+/// \since Crypto++ 3.0
 class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE CBC_CTS_Decryption : public CBC_Decryption
 {
 public:
@@ -456,6 +458,7 @@ struct CBC_Mode_ExternalCipher : public CipherModeDocumentation
 /// \brief CBC-CTS block cipher mode of operation
 /// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A>
 ///   on the Crypto++ wiki.
+/// \since Crypto++ 3.0
 template <class CIPHER>
 struct CBC_CTS_Mode : public CipherModeDocumentation
 {
@@ -469,6 +472,7 @@ CRYPTOPP_DLL_TEMPLATE_CLASS CipherModeFinalTemplate_ExternalCipher<CBC_CTS_Decry
 /// \brief CBC mode with ciphertext stealing, external cipher
 /// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A>
 ///   on the Crypto++ wiki.
+/// \since Crypto++ 3.0
 struct CBC_CTS_Mode_ExternalCipher : public CipherModeDocumentation
 {
 	typedef CipherModeFinalTemplate_ExternalCipher<CBC_CTS_Encryption> Encryption;

mqv.h

@@ -2,6 +2,7 @@
 
 /// \file mqv.h
 /// \brief Classes for Menezes–Qu–Vanstone (MQV) key agreement
+/// \since Crypto++ 3.0
 
 #ifndef CRYPTOPP_MQV_H
 #define CRYPTOPP_MQV_H
@@ -22,6 +23,7 @@ NAMESPACE_BEGIN(CryptoPP)
 ///   Binary curves use a polynomial to represent its characteristic, while prime curves
 ///   use a prime number.
 /// \sa MQV, HMQV, FHMQV, and AuthenticatedKeyAgreementDomain
+/// \since Crypto++ 3.0
 template <class GROUP_PARAMETERS, class COFACTOR_OPTION = typename GROUP_PARAMETERS::DefaultCofactorOption>
 class MQV_Domain : public AuthenticatedKeyAgreementDomain
 {
@@ -213,6 +215,7 @@ private:
 
 /// Menezes-Qu-Vanstone in GF(p) with key validation, AKA <a href="http://www.weidai.com/scan-mirror/ka.html#MQV">MQV</a>
 /// \sa MQV, HMQV_Domain, FHMQV_Domain, AuthenticatedKeyAgreementDomain
+/// \since Crypto++ 3.0
 typedef MQV_Domain<DL_GroupParameters_GFP_DefaultSafePrime> MQV;
 
 NAMESPACE_END

rc2.h

@@ -2,6 +2,7 @@
 
 /// \file rc2.h
 /// \brief Classes for the RC2 block cipher
+/// \since Crypto++ 3.0
 
 #ifndef CRYPTOPP_RC2_H
 #define CRYPTOPP_RC2_H
@@ -13,6 +14,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief RC2 block cipher information
+/// \since Crypto++ 3.0
 struct RC2_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 1, 128>
 {
 	CRYPTOPP_CONSTANT(DEFAULT_EFFECTIVE_KEYLENGTH = 1024)
@@ -22,6 +24,7 @@ struct RC2_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 1, 128>
 
 /// \brief RC2 block cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/RC2">RC2</a> on the Crypto Lounge.
+/// \since Crypto++ 3.0
 class RC2 : public RC2_Info, public BlockCipherDocumentation
 {
 	/// \brief Class specific methods used to operate the cipher.

rc6.h

@@ -2,6 +2,7 @@
 
 /// \file rc6.h
 /// \brief Classes for the RC6 block cipher
+/// \since Crypto++ 3.0
 
 #ifndef CRYPTOPP_RC6_H
 #define CRYPTOPP_RC6_H
@@ -12,6 +13,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief RC6 block cipher information
+/// \since Crypto++ 3.0
 struct RC6_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>, public VariableRounds<20>
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "RC6";}
@@ -20,6 +22,7 @@ struct RC6_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32
 
 /// \brief RC6 block cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/RC6">RC6</a>
+/// \since Crypto++ 3.0
 class RC6 : public RC6_Info, public BlockCipherDocumentation
 {
 	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<RC6_Info>

rijndael.h

@@ -4,7 +4,7 @@
 /// \brief Classes for Rijndael encryption algorithm
 /// \details All key sizes are supported. The library only provides Rijndael with 128-bit blocks,
 ///   and not 192-bit or 256-bit blocks
-/// \since Rijndael since Crypto++ 3.2, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
+/// \since Rijndael since Crypto++ 3.1, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
 ///   Power8 AES since Crypto++ 6.0
 
 #ifndef CRYPTOPP_RIJNDAEL_H
@@ -23,7 +23,7 @@ NAMESPACE_BEGIN(CryptoPP)
 /// \brief Rijndael block cipher information
 /// \details All key sizes are supported. The library only provides Rijndael with 128-bit blocks,
 ///   and not 192-bit or 256-bit blocks
-/// \since Rijndael since Crypto++ 3.2, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
+/// \since Rijndael since Crypto++ 3.1, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
 ///   Power8 AES since Crypto++ 6.0
 struct Rijndael_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
 {
@@ -33,7 +33,7 @@ struct Rijndael_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 1
 /// \brief Rijndael block cipher
 /// \details All key sizes are supported. The library only provides Rijndael with 128-bit blocks,
 ///   and not 192-bit or 256-bit blocks
-/// \since Rijndael since Crypto++ 3.2, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
+/// \since Rijndael since Crypto++ 3.1, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
 ///   Power8 AES since Crypto++ 6.0
 /// \sa <a href="http://www.cryptopp.com/wiki/Rijndael">Rijndael</a>
 class CRYPTOPP_DLL Rijndael : public Rijndael_Info, public BlockCipherDocumentation
@@ -63,7 +63,7 @@ class CRYPTOPP_DLL Rijndael : public Rijndael_Info, public BlockCipherDocumentat
 	/// \brief Provides implementation for encryption transformation
 	/// \details Enc provides implementation for encryption transformation. All key sizes are supported.
 	///   The library only provides Rijndael with 128-bit blocks, and not 192-bit or 256-bit blocks
-	/// \since Rijndael since Crypto++ 3.2, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
+	/// \since Rijndael since Crypto++ 3.1, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
 	///   Power8 AES since Crypto++ 6.0
 	class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Enc : public Base
 	{
@@ -77,7 +77,7 @@ class CRYPTOPP_DLL Rijndael : public Rijndael_Info, public BlockCipherDocumentat
 	/// \brief Provides implementation for decryption transformation
 	/// \details Dec provides implementation for decryption transformation. All key sizes are supported.
 	///   The library only provides Rijndael with 128-bit blocks, and not 192-bit or 256-bit blocks
-	/// \since Rijndael since Crypto++ 3.2, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
+	/// \since Rijndael since Crypto++ 3.1, Intel AESNI since Crypto++ 5.6.1, ARMv8 AES since Crypto++ 6.0,
 	///   Power8 AES since Crypto++ 6.0
 	class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Dec : public Base
 	{

rw.h

@@ -7,6 +7,7 @@
 ///   speedup calculations.
 /// \sa <A HREF="http://cr.yp.to/sigs/rwsota-20080131.pdf">RSA signatures and Rabin–Williams
 ///   signatures: the state of the art (20080131)</A>, Section 6, <em>The tweaks e and f</em>.
+/// \since Crypto++ 3.0
 
 #ifndef CRYPTOPP_RW_H
 #define CRYPTOPP_RW_H
@@ -18,7 +19,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief Rabin-Williams trapdoor function using the public key
-/// \since Crypto++ 2.0, Tweaked roots using <em>e</em> and <em>f</em> since Crypto++ 5.6.4
+/// \since Crypto++ 3.0, Tweaked roots using <em>e</em> and <em>f</em> since Crypto++ 5.6.4
 class CRYPTOPP_DLL RWFunction : public TrapdoorFunction, public PublicKey
 {
 	typedef RWFunction ThisClass;
@@ -54,7 +55,7 @@ protected:
 };
 
 /// \brief Rabin-Williams trapdoor function using the private key
-/// \since Crypto++ 2.0, Tweaked roots using <em>e</em> and <em>f</em> since Crypto++ 5.6.4
+/// \since Crypto++ 3.0, Tweaked roots using <em>e</em> and <em>f</em> since Crypto++ 5.6.4
 class CRYPTOPP_DLL InvertibleRWFunction : public RWFunction, public TrapdoorFunctionInverse, public PrivateKey
 {
 	typedef InvertibleRWFunction ThisClass;
@@ -123,6 +124,7 @@ protected:
 };
 
 /// \brief Rabin-Williams keys
+/// \since Crypto++ 3.0
 struct RW
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "RW";}
@@ -133,6 +135,7 @@ struct RW
 /// \brief Rabin-Williams signature scheme
 /// \tparam STANDARD signature standard
 /// \tparam H hash transformation
+/// \since Crypto++ 3.0
 template <class STANDARD, class H>
 struct RWSS : public TF_SS<RW, STANDARD, H>
 {

seal.h

@@ -2,6 +2,7 @@
 
 /// \file seal.h
 /// \brief Classes for SEAL stream cipher
+/// \since Crypto++ 2.2
 
 #ifndef CRYPTOPP_SEAL_H
 #define CRYPTOPP_SEAL_H
@@ -13,6 +14,7 @@ NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief SEAL stream cipher information
 /// \tparam B Endianness of the stream cipher
+/// \since Crypto++ 2.2
 template <class B = BigEndian>
 struct SEAL_Info : public FixedKeyLength<20, SimpleKeyingInterface::INTERNALLY_GENERATED_IV, 4>
 {
@@ -21,6 +23,7 @@ struct SEAL_Info : public FixedKeyLength<20, SimpleKeyingInterface::INTERNALLY_G
 
 /// \brief SEAL stream cipher operation
 /// \tparam B Endianness of the stream cipher
+/// \since Crypto++ 2.2
 template <class B = BigEndian>
 class CRYPTOPP_NO_VTABLE SEAL_Policy : public AdditiveCipherConcretePolicy<word32, 256>, public SEAL_Info<B>
 {
@@ -43,6 +46,7 @@ private:
 /// \brief SEAL stream cipher
 /// \tparam B Endianness of the stream cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/SEAL-3.0-BE">SEAL</a>
+/// \since Crypto++ 2.2
 template <class B = BigEndian>
 struct SEAL : public SEAL_Info<B>, public SymmetricCipherDocumentation
 {

serpent.h

@@ -12,6 +12,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief Serpent block cipher information
+/// \since Crypto++ 3.1
 struct Serpent_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>, public FixedRounds<32>
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "Serpent";}
@@ -19,6 +20,7 @@ struct Serpent_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16
 
 /// \brief Serpent block cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/Serpent">Serpent</a>
+/// \since Crypto++ 3.1
 class Serpent : public Serpent_Info, public BlockCipherDocumentation
 {
 	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Serpent_Info>

square.h

@@ -12,6 +12,7 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief Square block cipher information
+/// \since Crypto++ 2.2
 struct Square_Info : public FixedBlockSize<16>, public FixedKeyLength<16>, FixedRounds<8>
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "Square";}
@@ -19,6 +20,7 @@ struct Square_Info : public FixedBlockSize<16>, public FixedKeyLength<16>, Fixed
 
 /// \brief Square block cipher
 /// \sa <a href="http://www.cryptopp.com/wiki/Square">Square</a>
+/// \since Crypto++ 2.2
 class Square : public Square_Info, public BlockCipherDocumentation
 {
 	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Square_Info>

twofish.h

@@ -12,13 +12,15 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 /// \brief Twofish block cipher information
+/// \since Crypto++ 3.1
 struct Twofish_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>, FixedRounds<16>
 {
 	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "Twofish";}
 };
 
 /// \brief Twofish block cipher
-//~ \sa <a href="http://www.cryptopp.com/wiki/Twofish">Twofish</a>
+/// \sa <a href="http://www.cryptopp.com/wiki/Twofish">Twofish</a>
+/// \since Crypto++ 3.1
 class Twofish : public Twofish_Info, public BlockCipherDocumentation
 {
 	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Twofish_Info>