Pkcs 1 Sha1 With Rsa Encryption pdfs

Searching:
Download
Pkcs 1 Sha1 With Rsa Encryption - Fast Download

Download Pkcs 1 Sha1 With Rsa Encryption from our fatest mirror

IS SS10 RSA SHA1

8827 dl's @ 9320 KB/s

pdf
IS SS10 RSA SHA1

rAsymmetric encryption using RSA key pairs mOf course… but how, exactly? ... mPKCS#1 v1.5 mm’=00 01 FF….FF 00 | c_sha | sha1(b) à2048 bit mEncrypt m’ instead of m rOk… now we’re done? mNot really, what about the implementation?

http://www.net.t-labs.tu-berlin.de/teaching/ss10/IS_lecture/pdf/IS10_12_RSA_SHA1.pdf

Date added: August 27, 2014 - Views: 1

pdf
Use of the RSAES-OAEP Key Transport Algorithm in - Clizio.com

support SHA-1 [SHA1], and implementations MAY support other one-way ... "PKCS #1: RSA Encryption, Version 1.5", RFC 2313, March 1998. [RANDOM] Eastlake, D., Crocker, S. and J. Schiller, "Randomness ... { pkcs-1 9 } rSAES-OAEP-Default-Identifier AlgorithmIdentifier ::= { id-RSAES-OAEP,

http://www.clizio.com/S3/documenti/RFC/rfc3560.txt.pdf

Date added: August 22, 2013 - Views: 2

pdf
The Real World

•The evolution of RSA encryption in PKCS#1.

http://www.cs.bris.ac.uk/Research/CryptographySecurity/SummerSchool2009/slides/Kenny.pdf

Date added: August 27, 2014 - Views: 1

pdf
Chapter 14: YYPKS: A Simple Public Key Stegosystem

that uses standard X.509 digital certificates and PKCS #12 files for RSA encryption and decryption, respectively. ... (PKCS #1, PKCS # 5, PKCS #12, X.509) and that is heuristically ... susing the recipient’s RSA public key (n,e). The SHA1 hash Copyright

http://www.cryptovirology.com/cryptovfiles/newbook/Chapter14.pdf

Date added: January 31, 2012 - Views: 3

pdf
FIPS 140-2 Level 3 Security Policy - NIST Computer Security ...

3.1 FIPS Approved Mode of ... 168 bits Data encryption and decryption 898 RSA 1024 to 4096 in 256 bit interval. Authentication, Key Transport, Signature Verification, Key generation 607 RSA Sign/Verify: PKCS#1 padded with SHA_1, SHA-2 Signature Generation and Verification 742 ECDSA PKG ...

http://csrc.nist.gov/groups/STM/cmvp/documents/140-1/140sp/140sp1835.pdf

Date added: February 14, 2013 - Views: 1

pdf
LSM-PKCS#11 - Clizio

LSM-PKCS#11 Lite Security Module ... Public-Key Cryptography Standards (PKCS). ... RSA, DES and DES3 encryption and decryption, RSA and DSA digital signature and verification, MD2, MD5 and SHA1 digesting, random generation.

http://www.clizio.com/download/LSM-PKCS11.pdf

Date added: December 3, 2011 - Views: 22

pdf
What Your Mother Didn't Tell YouAbout PEM, DER, PKCS

3 Today's Class ASN.1, BER, DER Overview Usage and formats X.509 certificates PKCS7 S/MIME PKCS12 Tools OpenSSL utilities

http://www.educause.edu/ir/library/pdf/PKI0505.pdf

Date added: January 19, 2014 - Views: 2

pdf
Network Working Group B. Harris Category: Standards Track RSA ...

protocol based on Rivest-Shamir-Adleman (RSA) public-key encryption. It uses much less client CPU time than the Diffie-Hellman algorithm specified as part of the core protocol, and hence is particularly suitable for slow client systems. 1.

http://www.ietf.org/rfc/rfc4432.txt.pdf

Date added: October 5, 2013 - Views: 1

pdf
Mocana Cryptographic Suite B Module - NIST Computer Security ...

-RSA PKCS #1 v2.1 RSAES-OAEP encryption/decryption During operation, the module can switch service by service between an Approved mode of ... HMAC-SHA1 Message Authentication Code HMAC-SHA224/256 Message Authentication Code

http://csrc.nist.gov/groups/STM/cmvp/documents/140-1/140sp/140sp2045.pdf

Date added: January 19, 2014 - Views: 1

pdf
Network Working Group W. Polk Request for Comments: 3279 NIST ...

2.3.1 RSA Keys . . . . . . . . . . . . . . . . . . . . . . 8 ... 3 ASN.1 Module . . . . . . . . . . . . . . . . . . . . . . 18 ... * Key Encryption Algorithm (KEA); Polk, et al. Standards Track ...

https://wiki.tools.ietf.org/pdf/rfc3279

Date added: August 27, 2014 - Views: 1

pdf
RSA Keon Ready Implementation Guide For VPN Products 1 ...

The StoneGate Firewall uses the manual PKCS#10 certificate Enrollment ... b. Select the appropriate Signing Algorithm (RSA/SHA1 or RSA/MD5) and Key ... required to achieve interoperability with the StoneGate Firewall. d. Provide an Encryption Passphrase to protect the newly generated CA ...

http://kb.mcafee.com/resources/sites/MCAFEE/content/live/CORP_KNOWLEDGEBASE/78000/KB78716/en_US/Stonesoft_StoneGateVPN_KCA6.pdf

Date added: December 14, 2013 - Views: 1

pdf
A Parallel Signcryption Standard using RSA with PSEP

To date, no complete standard in the style of the PKCS#1 public key encryption and signature standard [2], has been proposed for signcryption. This paper proposes such a signcryption standard that is fully backwards compatible with existing PKCS#1 RSA public key infrastructures, ...

http://www.signcryption.org/publications/pdffiles/AwatWalfish-psep2003.pdf

Date added: August 22, 2013 - Views: 3

pdf
Algorithms and Mechanisms - C Y P H E R P U N K S

PKCS #1 covers safe use of RSA RSA encryption RSA signing •0 guarantees value < modulus •1 or 2 distinguishes signed from encrypted data ... –TLS uses dual HMAC-MD5 and HMAC-SHA1 XOR’d together in case one is found to be weak •SSH out(0) = hash( key || exchange hash | ...

http://www.cypherpunks.to/~peter/T1_Algos_Mechs.pdf

Date added: May 30, 2014 - Views: 1

pdf
PSS in XMLDSig - World Wide Web Consortium

Lanz, Bratko, Lipp RSA-PSS in XMLDSig 3 / 8 Choosing the default Hash Function and default Salt Length The parameter defaults in [PKCS#1v2.1] are to use SHA-1 as the digest method and in the

http://www.w3.org/2007/xmlsec/ws/papers/08-lanz-iaik/

Date added: February 23, 2012 - Views: 7

pdf
Product Sheet: PortWise Validation Server

contactnexusgroup.com 1 Product Sheet PortWise Validation Server ... RSA – Asymmetric encryption MD5 and SHA1 – Hash algorithms PKCS#1RSA encryption PKCS#7 – For signatures CAdES/XAdES – For advanced signatures CBT XMLDigSig – For signatures

https://www.nexusgroup.com/globalassets/documents/productsheet_eng/nexus_ps_portwise_validation-server_en.pdf

Date added: July 2, 2014 - Views: 1

pdf
Digital Signatures and PKCS#11 Smart Cards

Public Key Cryptography Standards (PKCS) ... Digital Signatures & Data Encryption A digital signature is a digital attestation of a document by a party. This is to ... Digital signature Algorithm and RSA (developed by RSA labs) are most widely

http://www.123seminarsonly.com/Seminar-Reports/002/48016918-w-DigitalSignaturesPKCS11SmartCardsConcepts.pdf

Date added: May 17, 2013 - Views: 5

pdf
N=pq. N Ø (N) ) = 1 . - Stanford University

ØParameters: N=pq. N ≈1024 bits. ... SHA1?? MD5?? msg rand. + Hash 1 Hash 2 + Plaintext to encrypt with RSA 00..0 01 Page 10 Improving RSA’ s performance ... Ø To speed up RSA encryption (and sig. verify) use a small e. C = Me (mod N)

http://crypto.stanford.edu/~dabo/courses/cs255_winter00/RSA.pdf

Date added: July 10, 2012 - Views: 6

pdf
Package ‘PKI’ - R

Currently only RSA encryption is supported. ... 8 RSA Examples raw2hex(PKI.digest(raw(), "SHA1"), "") raw2hex(PKI.digest(raw(), "MD5"), ":") ... PKI.load.key loads an RSA key in PKCS#1 PEM or DER format.

http://cran.r-project.org/web/packages/PKI/PKI.pdf

Date added: August 12, 2013 - Views: 2

pdf
ASA AnyConnect Double Authentication with Certificate ...

• A PKCS #12 certificate for AnyConnect Configure Note: Use the Command Lookup Tool (registered customers only) ... Signature Algorithm: SHA1 with RSA Encryption Issuer Name: cn=TAC ou=RAC o=TAC l=Warsaw st=Maz c=PL Subject Name: cn=TAC ou=RAC o=TAC l=Warsaw st=Maz c=PL

http://www.cisco.com/c/en/us/support/docs/security/anyconnect-secure-mobility-client/116111-11611-config-double-authen-00.pdf

Date added: April 18, 2014 - Views: 1

pdf
Secure Products - Digi-Key

secure your banking, ... n digital signature (rsA PKcs#1 v2.1, dsA, EcdsA) n data encryption (AEs, 3dEs, rsA PKcs#1 v2.1) n Message digest (sHA1, sHA256) n Public Key generation (rsA 4096, dsA, Ecc) n HotP one time password n MAc (AEs, 3dEs, HMAc)

http://media.digikey.com/pdf/Data%20Sheets/Atmel%20PDFs/Secure_brochure_09.pdf

Date added: January 27, 2013 - Views: 4

pdf
TS 101 861 - V1.1.1 - Time stamping profile - docbox.etsi.org - /

... (1998): "PKCS 1: RSA Encryption Version 1.5" - B. Kaliski. [4] RFC 1321 (1992): "The MD5 Message-Digest Algorithm" ... • SHA1 with RSA. ... pkcs(1) pkcs-1(1) 5} ETSI 9 ETSI TS 101 861 V1.1.1 (2001-08)

http://docbox.etsi.org/EC_Files/EC_Files/ts_101861v010101p.pdf

Date added: September 9, 2013 - Views: 1

pdf
TS 101 861 - V1.2.1 - Time stamping profile

... "PKCS #1: RSA Encryption Version 1.5". [4] IETF RFC 1321 (1992): "The MD5 Message-Digest Algorithm". ... • SHA1 with RSA. ... pkcs(1) pkcs-1(1) 5} ETSI 10 ETSI TS 101 861 V1.2.1 (2002-03)

http://www.etsi.org/deliver/etsi_ts/101800_101899/101861/01.02.01_60/ts_101861v010201p.pdf

Date added: May 27, 2013 - Views: 2

pdf
Network Working Group S. Dusse Request for Comments: 2311 RSA ...

- "PKCS #1: RSA Encryption", [PKCS-1] - "PKCS #7: Cryptographic Message Syntax", [PKCS-7] ... expected "rsa-md5" and "rsa-sha1" for the micalg parameter.) Receiving agents SHOULD be able to recover gracefully from a micalg parameter value that they do not recognize.

http://cs.nju.edu.cn/yangxc/dcc2003.files/rfcs/rfc2311.pdf

Date added: October 5, 2013 - Views: 1

pdf
Training: Getting started with RSA BSAFE® Share For JAVA ...

RSA BSAFE® Share for Java™ Platform 1.1 RSA, The Security Division of EMC, July 16, 2009 Version 1.0, July 16, ... Algorithms that provide encryption, digital ... Public Key Cryptography Standards (PKCS) #12. 20 Product Features

https://community.emc.com/servlet/JiveServlet/downloadBody/4314-102-1-14001/Share-Java_1%201_GettingStarted.pdf

Date added: February 6, 2012 - Views: 9

pdf
650.445: Practical Cryptographic Systems - The Security and ...

Encryption Decryption m = cd mod ... SHA1) - Add structured padding - Append hash 0x00 0x01 Fixed Padding 0x00 H(Message) ~ 1024 bits (128 bytes) Algorithm implementation • RSA PKCS #1 v1.5 Verify: - Check padding structure - Make sure hash is right justified - Compare hash 0x00 0x01 Fixed ...

http://spar.isi.jhu.edu/~mgreen/650.445/Course_Syllabus_files/Software%20%281%29.pdf

Date added: January 2, 2014 - Views: 1

pdf
InstantiabilityofRSA-OAEPunder Chosen-PlaintextAttack

for RSA PKCS #1 v1.5 [1] with provable ... “instantiated” in certain ways using a cryptographic hash function like SHA1. A ... [23] Jean-S´ebastien Coron, Marc Joye, David Naccache, and Pascal Paillier. New attacks on PKCS#1 v1.5 encryption. In Bart Preneel, editor, Advances in ...

http://vanilla47.com/PDFs/Cryptography/RSAES-OAEP/Instantiability%20of%20RSA-OAEP%20under%20Chosen-Plaintext%20Attack.pdf

Date added: January 19, 2014 - Views: 2

pdf
HTTPS and OpenSSL RSA Acceleration - Freescale Semiconductor

HTTPS and OpenSSL RSA Acceleration APF-NET-T0454 ... Message authentication using popular hash/digest algorithms such as SHA1 and ... OpenSSL EVP-API (crypto-dev) PKCS: RSA, DSA, EC RNG Enc: AES-CBC, DES, 3DES Auth: MD5, SHA*(+ HMAC variants)

http://cache.freescale.com/files/training/doc/dwf/DWF14_APF_NET_T0454.pdf

Date added: June 17, 2014 - Views: 1

pdf
public key - Erlang

... 1 1.2.1 RSA as defined by the PKCS-1 standard and RFC 3447. . . . . . . . . . . . . . 2 ... ?’id-dsa-with-sha1 ... ChipherInfo may contain encryption parameters if the private key is password

http://www.erlang.org/documentation/doc-5.7.3/pdf/public_key-0.3.pdf

Date added: September 12, 2013 - Views: 1

pdf
PDF STANDARDS AND DIGITAL SIGNATURES - ETSI

> ETSI TS 102 778-1: Overview > ETSI TS 102 778-2: CMS ... > Encryption: RSA > adbe.pkcs7.sha1: deprecated in ISO -32000-2 > Message Digest: SHA-1 > Encryption: RSA, DSA Use “detached”: > adbe.pkcs7.detached / ETSI.CAdES.detached

http://docbox.etsi.org/Workshop/2012/201211_TSP/5_pdf_signatures.pdf

Date added: August 11, 2013 - Views: 2

pdf
New developments in cryptology

1. Cryptology: protocols –identification/entity authentication –key establishment ... • How to encrypt using RSA • Algorithm: secure design and implementation • Obfuscation ... –CBC-MAC with extra encryption in last block • authenticated encryption: –most applications need ...

http://www.secure-application-development.org/handouts/2008/new%20developments%20in%20cryptology.pdf

Date added: August 27, 2014 - Views: 1

pdf
Network Security Services (NSS) Cryptographic Module Version 3.12

... (FIPS 186-2 with Change Notice 1), RSA (PKCS #1 v2.1),for signature generation and verification. ... HMAC 636 HMAC-SHA1 (Key Sizes Ranges Tested: KS<BS KS=BS KS>BS ) ... Since password-based encryption such as PKCS #5 is not FIPS Approved,

http://www.oracle.com/technetwork/topics/security/140sp1280-160931.pdf

Date added: August 22, 2013 - Views: 2

pdf
Sun Microsystems Sun Cryptographic Accelerator 4000

HMAC-SHA1 HMAC-SHA1 processing Ciphertext data Hashed data ... RSA encrypt RSA_PKCS#1 encrypt Plaintext data Cyphertext data ... (RSA encryption/decryption for key transport). © Copyright 2004 SUN MICROSYSTEMS Page 19 of 20

http://www.oracle.com/technetwork/topics/security/140sp457-160924.pdf

Date added: August 11, 2013 - Views: 2

pdf
SECURE MICROCONTROLLER SOLUTIONS Tamper Resistant Secure ...

• FIPS 198 HMAC with SHA1 to 512 Data encryption/decryption • DES/3DES-EDE and 3DES-EEE • AES • PKCS#1 v2.1 RSAES-OAEP and RSAES-PKCS 1 v 1.5 Secure ... VaultICTM400F 16 RSA/ECC TDES/AES ISO 14443, NFC, ...

http://www.insidesecure.com/content/download/1466/8992/version/1/file/02_MAJ_Flyer_VaultIC_BAM3SMS_1013_BD_4P.PDF

Date added: December 20, 2013 - Views: 1

pdf
Category: Standards Track

4.2.1 RSA (PKCS #1 v1.5) ... 5 Content Encryption Algorithms ..... 13 5.1 Triple-DES CBC ... The SHA-1 message digest algorithm is defined in FIPS Pub 180-1 [SHA1]. The algorithm identifier for SHA-1 is: sha-1 OBJECT IDENTIFIER ::= ...

http://www.rfc-editor.org/pdfrfc/rfc3370.txt.pdf

Date added: April 2, 2014 - Views: 1

pdf
802.11 Security - Hala01

RSA Encryption 36 •RSA – 1978年美國麻省理工學院(MIT) 三位教授Rivest, ... (SHA1 generates 160 bits) KEK ... – Public-Key Cryptography Standards (PKCS) #1 Version 2.0 • In AES (TEK-128)

http://loda.hala01.com/wp-content/uploads/oldarticles/80216%20Security_20040915_uni.pdf

Date added: June 16, 2013 - Views: 1

pdf
IBM DKMS ACSP Advanced Crypto Service Provider

More efficient “crypto “application development ... CKM_RSA_PKCS E PKCS-1.2 CKM_RSA_X_509 S CKM_SHA1_RSA_PKCS E CKM_DES3_ECB E DES CKM_DES3_CBC E DES ... CKM_SHA256_RSA_PKCS S Type: E=Encryption, S= signing, MS = MAC & signing, H= hashing.

http://www.gsebelux.com/system/files/2011_12_09%20ACSP%20-%20V1-3.pdf

Date added: August 22, 2013 - Views: 2

pdf
FlexVPN: IKEv2 with Built−in Windows Client and Certificate ...

If the CA issues the certificates in Public−Key Cryptography Standards (PKCS) ... MD5 with RSA Encryption Fingerprint MD5: 3FB01AE4 E36DF9D8 47F3C206 05F287C6 ... The client certificate has an EKU of 'Client Authentication'. Also, the CA gives a PKCS#12 certificate: ...

http://www.cisco.com/image/gif/paws/115907/115907-config-flexvpn-wcca-00.pdf

Date added: November 14, 2013 - Views: 1

pdf
Mocana Cryptographic Suite B Module

... (Gen Key 9.31; PKCS #1 1.5, Sig Gen and Sig Ver: 1024, 1536, 2048, 3072, 4096; PSS Sig Gen and Sig Ver: 1024, 1536, 2048, 3072, 4096) ... - RSA PKCS #1 v2.1 RSAES-OAEP encryption/decryption 4. ... • HMAC-SHA1 Message Authentication Code

http://vanilla47.com/PDFs/Cryptography/RSA%20Software%20Suites/Mocana%20Cryptographic%20Suite%20B%20Module.pdf

Date added: January 19, 2014 - Views: 1

pdf
DIGITAL SIGNATURES

101···1 SIGFILE|{z } scan Alice 3/74. Signing electronically ALICE Bank Internet Pay Bob $100 101···1 ... RSA signatures Fix an RSA generator Krsa and let the key generation algorithm be Alg K (N,p,q,e,d) ←K$ rsa pk ←(N,e); sk ←(N,d) return pk,sk

http://pages.cs.wisc.edu/~rist/cs838-spring2011/slides/s-ds.pdf

Date added: January 19, 2014 - Views: 1

pdf
RFC 4051 - Additional XML Security Uniform Resource ...

2.3.1. RSA-MD5..... 6 2.3.2. RSA-SHA256 ... ESIGN-SHA1..... 8 2.4. Minimal ... 2.6.1. ARCFOUR Encryption Algorithm..... 10 2.6.2. Camellia Block Encryption..... 10 2.6.3. Camellia Key Wrap ...

https://wiki.tools.ietf.org/pdf/rfc4051

Date added: August 27, 2014 - Views: 1

pdf
DIGITAL SIGNATURES - University of California, San Diego

N be the RSA function (encryption) and inverse (decryption) defined by f(x) ... We cannot hope to show RSA PKCS#1 signatures are secure assuming (only) ... SHA1(1 ||M) ||SHA1(2 ||M) ||···||SHA1(11 ||M) 32/1.

http://cseweb.ucsd.edu/~mihir/cse207/s-ds.pdf

Date added: May 13, 2013 - Views: 2

pdf
IP Security Maintenance and Extensions T. Kivinen Internet ...

A.1. PKCS#1 1.5 RSA Encryption . . . . . . . . . . . . . . . . 12 ... Jonsson, J. and B. Kaliski, "Public-Key Cryptography Standards (PKCS) #1: RSA Cryptography Specifications Version 2.1", RFC 3447, February 2003. ... OBJECT IDENTIFIER id-sha1 (1.3.14.3.2.26) 001a : NULL 001c : CONTEXT 1

http://tools.ietf.org/pdf/draft-kivinen-ipsecme-signature-auth-07.txt

Date added: August 27, 2014 - Views: 1

pdf
RSA Laboratories | Tech Notes

RSA Algorithm PKCS Advanced Encryption Standard Tech Notes Staff & Associates Standards ... (1) Those who are using ... MD5 and SHA1), so that different sessions have unrelated keys. Second, SSL

http://repository.binus.ac.id/content/H0242/H024243419.PDF

Date added: July 2, 2014 - Views: 1

pdf
1 Practical experience with the .NET cryptographic API

1 Practical experience with the .NET cryptographic API Cedric Boon, Pieter Philippaerts, Frank Piessens ...

https://lirias.kuleuven.be/bitstream/123456789/203426/1/PractExpCrypto.pdf

Date added: August 27, 2014 - Views: 1

pdf
New Crypto-Kid on the Block! - Your Creative Solutions

–DES or 3-DES for encryption using symmetric key ... (3DES 2 way & SHA1) 1024 160 Present ... [PKCS #1 RSA ..} ...

http://www.yourcreativesolutions.nl/ICCC10/proceedings/doc/pp/New_Crypto_Kid.pdf

Date added: February 8, 2012 - Views: 6

pdf
TS 102 569 - V7.0.0 - Smart Cards; UICC Security Service ...

... "PKCS #1 v2.1: RSA Cryptography Standard", RSA Laboratories. [6] Void. [7] ... IETF RFC 3174 (2001): "US Secure Hash Algorithm 1 (SHA1)". [16] IETF RFC 2104 (1997): "HMAC: Keyed-Hashing for Message Authentication". ... 7.1.9 Generic RSA-Encryption Service USSM_Service_ID = '0020'

http://www.etsi.org/deliver/etsi_ts/102500_102599/102569/07.00.00_60/ts_102569v070000p.pdf

Date added: May 19, 2013 - Views: 2

pdf
Network Working Group E. Taft May 2004

1. Introduction This document is intended to provide updated information on the registration of the MIME Media Type "application/pdf", with particular focus on the features that help mitigate security ... encryption capability is also combined with access control

http://www.ietf.org/rfc/rfc3778.txt.pdf

Date added: August 27, 2014 - Views: 1

pdf
Innovation Power in Security Technology TrustWay Proteccio

• Asymmetric encryption: RSA 512 to 4096 OAEP mode • Symmetric encryption: AES 128 ... • PKCS#1 • OpenSSL • Java Computing Environment ... Available models and performances • TrustWay Proteccio EL : 50 TPS RSA 2048 • TrustWay Proteccio HR : 300 TPS RSA 2048 • OEM Development Pack ...

http://www.bull.com/download/security/S-TrustWayProteccio-enWeb.pdf

Date added: August 22, 2013 - Views: 6

pdf
Internet Draft Editor: Blake Ramsdell,

- "PKCS #1: RSA Encryption", [PKCS-1]. - "Cryptographic Message Syntax", [CMS] Throughout this draft, there are requirements and recommendations made for how receiving agents handle incoming messages. There are separate

https://trac.tools.ietf.org/pdf/draft-ietf-smime-msg-03.pdf

Date added: August 27, 2014 - Views: 1

pdf
The X.509 standard, PKI and electronic documents

X.509, PKI and e-documents (x509 - nov'11) © A.Lioy ... PKCS-7 is the RSA standard for secure envelope ... MAC = HMAC-SHA1 Algorithms for CMS (II) encryption: (RFC-2984) CAST-128, (3058) IDEA, (3565) AES, (3657) Camellia, (4610) SEED

http://security.polito.it/~lioy/02krq/x509_en_2x.pdf

Date added: August 10, 2013 - Views: 1