Security-Enhanced Linux

Nov 05, 2012

830 likes | 1.14k Views

References. Implementation of Security-Enhanced Linux by Yue Cui, Xiang Sha, Li SongSecurity Enhanced Linux by David Quigley (Fedora)Security-Enhanced Linux by Joseph A LaConte. Background. Security-Enhanced Linux is a NSA (National Security Agency) backed research project.Goals:Promote Securit

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Security-Enhanced Linux

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LINUX Security

LINUX Security. Do we need Security?. Problems!. Clear text Data Transfer Problems Examples: 1) Corporate Communication 2) Information exchanges 3) Email. How do we solve the Problem. Firewalls Encryption Technologies VPNs. LINUX Firewalls.

488 views • 13 slides

SELinux Security Enhanced Linux

SELinux Security Enhanced Linux. By: Corey McClurg. Outline. A History of SELinux What is SELinux and how do I get it? Getting Started Mandatory Access Control (MAC) Using Type Enforcement to provide access Control Creating rules with example Roles (RBAC) Limiting CGI Scripts

428 views • 18 slides

Linux Security

Linux Security. Trent Jaeger February 16, 2004. Systems Security: Web Page Before. Web Page After. Systems Security Problems . Buffer overflows Authentication: Identify perpetrator Access Control: Integrity of web page Access Control: Containment of compromised app

716 views • 29 slides

Linux Security

Linux Security. LINUX SECURITY . Linux Security. Firewall. Internet. Application Web Server. Firewall. Database. Linux Security. LINUX Firewall. Use GUI (Applications ->System Settings-> Security Level) to activate the firewall

219 views • 8 slides

Linux security

Linux security. Taeho Oh http://postech.edu/~ohhara ohhara@postech.edu. Contents (1). Why do hackers use linux? Why is linux hacked? Default installed daemons Default installed setuid programs Setup tcpwrapper Setup ipchains Setup loghost. Contents (2).

479 views • 23 slides

Security Enhanced Linux

Security Enhanced Linux. David Quigley. History. SELinux Timeline. 1985: LOCK (early Type Enforcement) 1990: DTMach / DTOS 1995: Utah Fluke / Flask 1999: 2.2 Linux Kernel (patch) 2000: 2001: 2.4 Linux Kernel (patch) 2002: LSM 2003: 2.6 Linux Kernel (mainline)

603 views • 36 slides

SECURITY ENHANCED LINUX

SECURITY ENHANCED LINUX. JENNIS SHRESTHA CSC 345 April 22, 2014. Contents. Introduction History Flux Advanced Security Kernel Mandatory Access Control Policies MAC Vs DAC Features Distribution Conclusion. Introduction.

663 views • 16 slides

Security-Enhanced Linux

Security-Enhanced Linux. Joseph A LaConte CS 522 December 8, 2004. Overview. Background Overview and Goals Previous Projects Why Linux SELinux Overview MAC versus DAC Security Policy Implementations Type Enforcement Role-Based Access Control Policies Limitations. Background.

298 views • 17 slides

Implementation of Security-Enhanced Linux

CMSC 691X Project 2—Summer 02. Implementation of Security-Enhanced Linux. Yue Cui Xiang Sha Li Song. Presentation Outline. Overview Security-Enhanced Linux Concept Installation Customizing the Policy. Overview. What we did in this project

461 views • 29 slides

Linux Security

Linux Security. Linux is not secure. No computer system can ever be "completely secure". make it increasingly difficult for someone to compromise your system. The more secure your system, the more miserable you and your users will tend to be Security = 1/(1.072 * Convenience). Linux Security.

497 views • 23 slides

SELinux (Security-Enhanced Linux)

SELinux (Security-Enhanced Linux). By: Arpit Pandey. Fact About Unix System. UNIX was born in 1969 but when it was created it was not created ever thinking about security. In a 1979 document titled On the Security of UNIX, Dennis Ritchie said:

1.51k views • 36 slides

Security Enhanced Linux (SELinux)

Security Enhanced Linux (SELinux). UCBU Platform Team. Agenda. Introduction to SELinux Benefits of SELinux Use of SELinux as an alternative to CSA Issues & Concerns How SELinux works – An example. CLI to control SELinux Troubleshooting tips Actions affected by SELinux Reference

551 views • 19 slides

NSA Security-Enhanced Linux (SELinux)

http://www.nsa.gov/selinux Grant M. Wagner gmw@tycho.nsa.gov Information Assurance Research Group National Security Agency. NSA Security-Enhanced Linux (SELinux). The Need for Secure OS. Increasing risk to valuable information Wide variety of application space security solutions

379 views • 11 slides

Security Enhanced Linux

Architecture and Applications Tom Vogt <tom@lemuria.org>. Security Enhanced Linux. History. Prototypes Developed by the NSA and the Secure Computing Corporation (SCC) DTMach and DTOS prototype operating systems Later Flask, together with University of Utah Linux

321 views • 21 slides

Linux Security

Linux Security. Linux Security. Security features Kernel provides a minimal set of security features Discretionary access control Authentication is performed outside the kernel by user-level applications such as login . Allows system administrators to redefine access control policies

273 views • 8 slides

Linux Security

Linux Security. See who's logged in. 1) w (more information) 2) who (less information). Disable remote logins for "root" account. 1) Deactivate telnet daemon sudo service telnet stop 1.5) Remove telnet daemon (unless REALLY needed) sudo apt-get remove telnetd

263 views • 15 slides

New architecture for enhanced security system in linux

New architecture for enhanced security system in linux. 20103112 SUK KI KIM. Contents. 1. Introduction 2. Basic Idea 3. New architecture 4. Demo. Introduction. Current Linux system has two security methods Password security When we log into the system. File permission

235 views • 11 slides

Linux security

Linux security. Based on material from Computer Security, by Stallings and Brown. Linux. Created by Linus Torvalds in 1991 (more or less on a whim) Based on the UNIX OS, written in C Free and open source model Numerous flavors and distrubutions Highly customizable. Early criticisms.

907 views • 42 slides

NSA Security-Enhanced Linux (SELinux)

132 views • 11 slides

Linux Security

Linux Security. 資管研究生劉順德. Outline. General Security Account Local Network Patch Services Security Sendmail BIND/DNS Apache FTP Recent Linux security information Linux worm. General Security. Account The password length Set login time out for root account Special account

154 views • 14 slides

Security Enhanced Linux

469 views • 36 slides

SELinux (Security Enhanced Linux)

SELinux (Security Enhanced Linux). By: Corey McClurg. What is the Idea behind SELinux?. An example of how mandatory access controls can be added into Linux (Confining the actions of a process, including a superuser process)

250 views • 14 slides

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