what you don't know can hurt you
Showing 1 - 3 of 3 RSS Feed

Files from Sebastian Schinzel

Email addressschinzel at fh-muenster.de
First Active2019-05-01
Last Active2019-10-01
Practical Decryption exFiltration: Breaking PDF Encryption
Posted Oct 1, 2019
Authored by Christian Mainka, Vladislav Mladenov, Jens Mueller, Jorg Schwenk, Sebastian Schinzel, Fabian Ising

The Portable Document Format, better known as PDF, is one of the most widely used document formats worldwide, and in order to ensure information confidentiality, this file format supports document encryption. In this paper, the authors analyze PDF encryption and show two novel techniques for breaking the confidentiality of encrypted documents.

tags | paper
MD5 | 07a85b3d5850b0d07bc74cd4e5fcc956
Open-Xchange OX Guard Cross Site Scripting / Signature Validation
Posted Aug 16, 2019
Authored by Hanno Boeck, Juraj Somorovsky, Martin Heiland, Jorg Schwenk, Sebastian Schinzel, Damian Poddebniak, Jens Muller, Marcus Brinkmann

Open-Xchange OX Guard versions 7.10.2 and below suffer from a cross site scripting vulnerability. Open-Xchange OX Guard versions 7.10.1 and below, 2.10.2 and below suffer from a signature validation vulnerability.

tags | exploit, xss
advisories | CVE-2018-9997, CVE-2019-11521
MD5 | 8a4509aba45a3f48bf32078dfdbc3fd1
Johnny You Are Fired
Posted May 1, 2019
Authored by Juraj Somorovsky, Jorg Schwenk, Sebastian Schinzel, Damian Poddebniak, Hanno Bock, Jens Muller, Marcus Brinkmann

This archive contains proof of concepts and a whitepaper that describes multiple email client implementations where popular clients for email are vulnerable to signature spoofing attacks.

tags | exploit, paper, spoof, proof of concept
advisories | CVE-2017-17848, CVE-2018-12019, CVE-2018-12020, CVE-2018-12356, CVE-2018-12556, CVE-2018-15586, CVE-2018-15587, CVE-2018-15588, CVE-2018-18509, CVE-2019-8338
MD5 | d247e4ccd9f597d40309c5f5e797a348
Page 1 of 1
Back1Next

File Archive:

June 2021

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Jun 1st
    35 Files
  • 2
    Jun 2nd
    14 Files
  • 3
    Jun 3rd
    40 Files
  • 4
    Jun 4th
    22 Files
  • 5
    Jun 5th
    1 Files
  • 6
    Jun 6th
    1 Files
  • 7
    Jun 7th
    19 Files
  • 8
    Jun 8th
    14 Files
  • 9
    Jun 9th
    39 Files
  • 10
    Jun 10th
    20 Files
  • 11
    Jun 11th
    22 Files
  • 12
    Jun 12th
    2 Files
  • 13
    Jun 13th
    1 Files
  • 14
    Jun 14th
    32 Files
  • 15
    Jun 15th
    34 Files
  • 16
    Jun 16th
    9 Files
  • 17
    Jun 17th
    33 Files
  • 18
    Jun 18th
    0 Files
  • 19
    Jun 19th
    0 Files
  • 20
    Jun 20th
    0 Files
  • 21
    Jun 21st
    0 Files
  • 22
    Jun 22nd
    0 Files
  • 23
    Jun 23rd
    0 Files
  • 24
    Jun 24th
    0 Files
  • 25
    Jun 25th
    0 Files
  • 26
    Jun 26th
    0 Files
  • 27
    Jun 27th
    0 Files
  • 28
    Jun 28th
    0 Files
  • 29
    Jun 29th
    0 Files
  • 30
    Jun 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close