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Password cracking PowerPoint PPT Presentation
Password cracking - Use a Live Bootable OS CD (Knoppix) to by-pass user login and change directory ... Use Live Bootable OS CD (Knoppix) Password Salting. Salts help strengthen the ...
Use a Live Bootable OS CD (Knoppix) to by-pass user login and change directory ... Use Live Bootable OS CD (Knoppix) Password Salting. Salts help strengthen the ...
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Password Security PowerPoint PPT Presentation
Password Security - Methods used to crack the passwd file. Methods used to sniff passwords over the network. ... Password Sniffing. Ethernet sniffers configure the network ...
Methods used to crack the passwd file. Methods used to sniff passwords over the network. ... Password Sniffing. Ethernet sniffers configure the network ...
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Authentication and Unix Password Security PowerPoint PPT Presentation
Authentication and Unix Password Security - Never use pairings of short words found in any dictionary (dogcat) Never use dictionary words or names spelled backwards (like terces) ...
Never use pairings of short words found in any dictionary (dogcat) Never use dictionary words or names spelled backwards (like terces) ...
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Leman Akoglu PowerPoint PPT Presentation
Leman Akoglu - Login Name: input name='login' type='text' / br ... Password: input name='passwd' type='password' / br ... br b Welcome %= session.getAttribute( 'login' ...
Login Name: input name='login' type='text' / br ... Password: input name='passwd' type='password' / br ... br b Welcome %= session.getAttribute( 'login' ...
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CIT 500: IT Fundamentals PowerPoint PPT Presentation
CIT 500: IT Fundamentals - ... SetUID Bit ls -l /etc/passwd /usr/bin/passwd -rw-r--r-- 1 root root 1335 2005 /etc/passwd -rwsr-xr-x 1 root root 25464 2005 /usr/bin/passwd SetGID Bit ls ...
... SetUID Bit ls -l /etc/passwd /usr/bin/passwd -rw-r--r-- 1 root root 1335 2005 /etc/passwd -rwsr-xr-x 1 root root 25464 2005 /usr/bin/passwd SetGID Bit ls ...
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Forms Getting data from users PowerPoint PPT Presentation
Forms Getting data from users - form contents -- /form PHP Workshop. 5. Form tags ... label for='pw' Password /label input type='password' name='passwd' id='pw' size='20'/ PHP Workshop ...
form contents -- /form PHP Workshop. 5. Form tags ... label for='pw' Password /label input type='password' name='passwd' id='pw' size='20'/ PHP Workshop ...
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Lecture 18 Process Relationships PowerPoint PPT Presentation
Lecture 18 Process Relationships - Logins that Fail. Getpwname to fetch passwd entry. Call getpass to read passwd without echoing ... Linux and Solaris terminal logins ...
Logins that Fail. Getpwname to fetch passwd entry. Call getpass to read passwd without echoing ... Linux and Solaris terminal logins ...
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The Attack and Defense of Computers PowerPoint PPT Presentation
The Attack and Defense of Computers - John the Ripper password cracker -- Linux. Ophcrack 2 -- Windows. 6. One Time Password ... super user password. new prompt. 14. Security Problem with su. Type ...
John the Ripper password cracker -- Linux. Ophcrack 2 -- Windows. 6. One Time Password ... super user password. new prompt. 14. Security Problem with su. Type ...
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CS 117 Section 2 KNET PowerPoint PPT Presentation
CS 117 Section 2 KNET - Use your user name and password to log into emerald. Use passwd command to change your password ... one step with g on emerald. g hello.cpp. g -o hello ...
Use your user name and password to log into emerald. Use passwd command to change your password ... one step with g on emerald. g hello.cpp. g -o hello ...
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LIS 558: Database Management Systems PowerPoint PPT Presentation
LIS 558: Database Management Systems - Faculty of Information Studies, University of Western Ontario. November ... conn = MySQLdb.connect(host='localhost', user=username, passwd=password, db=dbname) ...
Faculty of Information Studies, University of Western Ontario. November ... conn = MySQLdb.connect(host='localhost', user=username, passwd=password, db=dbname) ...
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Getting familiar with the UNIX environment here at PSU. PowerPoint PPT Presentation
Getting familiar with the UNIX environment here at PSU. - Hack your code and run/debug your programs. Copy files to and fro ... Changing Your Password. The program to run (from a prompt) $ passwd ...
Hack your code and run/debug your programs. Copy files to and fro ... Changing Your Password. The program to run (from a prompt) $ passwd ...
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Secuencia de arranque PowerPoint PPT Presentation
Secuencia de arranque - que mira /etc/passwd, o la mapa de NIS de passwd, etc. y/o /etc/login.defs ... passwd, gshadow, shadow, aliases, ethers, bootparams, hosts, networks, protocols, ...
que mira /etc/passwd, o la mapa de NIS de passwd, etc. y/o /etc/login.defs ... passwd, gshadow, shadow, aliases, ethers, bootparams, hosts, networks, protocols, ...
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PHP 5 PowerPoint PPT Presentation
PHP 5 - CREATE TABLE password. name VARCHAR (20), passwd VARCHAR (20), ID INT NOT NULL ... Create a Login Form form method='POST' action='doLogin.php' Username: ...
CREATE TABLE password. name VARCHAR (20), passwd VARCHAR (20), ID INT NOT NULL ... Create a Login Form form method='POST' action='doLogin.php' Username: ...
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Tutorial about Seismic Sensor Network PowerPoint PPT Presentation
Tutorial about Seismic Sensor Network - Acknowledgments to Igor Stubailo, Derek Skolnik, Joey ... Ubuntu live CD, which contains. Emstar source code ... Set password for ubuntu: 'sudo passwd ubuntu' ...
Acknowledgments to Igor Stubailo, Derek Skolnik, Joey ... Ubuntu live CD, which contains. Emstar source code ... Set password for ubuntu: 'sudo passwd ubuntu' ...
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Operating System Basics PowerPoint PPT Presentation
Operating System Basics - lesson 11 Operating System Basics Project 4 due Oct. 29 Login to Unix or Linux machine and run the following commands: script t whoami man passwd passwd w finger ...
lesson 11 Operating System Basics Project 4 due Oct. 29 Login to Unix or Linux machine and run the following commands: script t whoami man passwd passwd w finger ...
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SITSDN Student Home Page http:inspiration'nyp'edu'sg PowerPoint PPT Presentation
SITSDN Student Home Page http:inspiration'nyp'edu'sg - User ID is your Adm # Initial passwd is password. Booking a PC is strongly recommended in the school. It is to fully utilize all resource. ...
User ID is your Adm # Initial passwd is password. Booking a PC is strongly recommended in the school. It is to fully utilize all resource. ...
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Linux Guide to Linux Certification, Third Edition PowerPoint PPT Presentation
Linux Guide to Linux Certification, Third Edition - ... modify password expiration information Locking ... and print to printers on a Linux system ... central handling of logging system events Creates ...
... modify password expiration information Locking ... and print to printers on a Linux system ... central handling of logging system events Creates ...
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Creating and Maintaining User Accounts PowerPoint PPT Presentation
Creating and Maintaining User Accounts - The salt value is stored with the encrypted password. ... A cracker trying to break the password generates the list by encrypting simple ...
The salt value is stored with the encrypted password. ... A cracker trying to break the password generates the list by encrypting simple ...
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Bridge PowerPoint PPT Presentation
Bridge - ... c = DriverManager.getConnection(url, user, passwd); Statement s ... Define implementation classes that provide different implementations of the interface ...
... c = DriverManager.getConnection(url, user, passwd); Statement s ... Define implementation classes that provide different implementations of the interface ...
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Security PowerPoint PPT Presentation
Security - Crack Tries to guess passwords by using dictionary words, encrypting them, and comparing with the encrypted password * * Title: Simulations and Analysis
Crack Tries to guess passwords by using dictionary words, encrypting them, and comparing with the encrypted password * * Title: Simulations and Analysis
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System Data and Information PowerPoint PPT Presentation
System Data and Information - System Data and Information systems files include password, group, hosts, services, etc. traditionally, systems files are in ASCII text format portable
System Data and Information systems files include password, group, hosts, services, etc. traditionally, systems files are in ASCII text format portable
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User Account Management PowerPoint PPT Presentation
User Account Management - User Account Management WeeSan Lee Roadmap Add An Account Delete An Account /etc/{passwd,shadow} /etc/group How To Disable An Account?
User Account Management WeeSan Lee Roadmap Add An Account Delete An Account /etc/{passwd,shadow} /etc/group How To Disable An Account?
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Modeling roaming in largescale wireless networks using real measurements PowerPoint PPT Presentation
Modeling roaming in largescale wireless networks using real measurements - Edge weights vs. distance (2) Negative correlation non-linear ... Login/passwd access after free registration. Web repository of wireless measurement data ...
Edge weights vs. distance (2) Negative correlation non-linear ... Login/passwd access after free registration. Web repository of wireless measurement data ...
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Lecture PowerPoint PPT Presentation
Lecture - Lecture Users and groups Unix account management User management Adding/Removing Users UNIX: Traditionally, user account details are stored in the /etc/passwd ...
Lecture Users and groups Unix account management User management Adding/Removing Users UNIX: Traditionally, user account details are stored in the /etc/passwd ...
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Authentication PowerPoint PPT Presentation
Authentication - Computer security is concerned with the detection and prevention of unauthorized ... account:crypted-passwd:uid:gid:user-name:homedir:shell ...
Computer security is concerned with the detection and prevention of unauthorized ... account:crypted-passwd:uid:gid:user-name:homedir:shell ...
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Database Management Systems PowerPoint PPT Presentation
Database Management Systems - mySQL: Version 5.0.27 (available on ccc) ... mysql -h host -u user -p passwd dbname Useful commands. show tables; describe tableName ...
mySQL: Version 5.0.27 (available on ccc) ... mysql -h host -u user -p passwd dbname Useful commands. show tables; describe tableName ...
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The Art of Intrusion Detection PowerPoint PPT Presentation
The Art of Intrusion Detection - 9.1 Basic Ideas of Intrusion Detection. 9.2 ... a user browses the etc directory and read the passwd file. a user browses system files from a remote computer ...
9.1 Basic Ideas of Intrusion Detection. 9.2 ... a user browses the etc directory and read the passwd file. a user browses system files from a remote computer ...
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MySQL Tutorial 1 PowerPoint PPT Presentation
MySQL Tutorial 1 - http://flame.cs.dal.ca/~jiye/CSCI2140/ May 26, 2005. MySQL Tutorial ... Log into torch.cs.dal.ca. Username: discover. Passwd: query. Enter your student number ...
http://flame.cs.dal.ca/~jiye/CSCI2140/ May 26, 2005. MySQL Tutorial ... Log into torch.cs.dal.ca. Username: discover. Passwd: query. Enter your student number ...
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Intruders and Viruses PowerPoint PPT Presentation
Intruders and Viruses - ... of intruders (hackers or crackers): Masquerader, Misfeasor, and Clandestine ... System maintains a file that associates a password with each authorized user. ...
... of intruders (hackers or crackers): Masquerader, Misfeasor, and Clandestine ... System maintains a file that associates a password with each authorized user. ...
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Computer Security Workshops PowerPoint PPT Presentation
Computer Security Workshops - Module 4 Passwords and Password Cracking ... tool for encrypting many passwords under Unix/Linux Based on Data Encryption Standard (DES) Now outdated, ...
Module 4 Passwords and Password Cracking ... tool for encrypting many passwords under Unix/Linux Based on Data Encryption Standard (DES) Now outdated, ...
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Security Fundamentals and Practice FreeBSD PowerPoint PPT Presentation
Security Fundamentals and Practice FreeBSD - ... the FreeBSD project will provide port updates or new packages. ... Bootloader password and encrypted files: what happens if someone walks off with your machine? ...
... the FreeBSD project will provide port updates or new packages. ... Bootloader password and encrypted files: what happens if someone walks off with your machine? ...
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Cracking Shells PowerPoint PPT Presentation
Cracking Shells - Cracking Shells. Shell A process that does command-line ... cat /etc/passwd | grep users | sort | head users.out & process. group. 1506. process ...
Cracking Shells. Shell A process that does command-line ... cat /etc/passwd | grep users | sort | head users.out & process. group. 1506. process ...
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Diversity Algorithms for Worrisome Software and Networks DAWSON PowerPoint PPT Presentation
Diversity Algorithms for Worrisome Software and Networks DAWSON - bin/sh', '/etc/passwd' Pointer to injected code. Pointer to existing code ... Code Red Worm. 01001000. 00070000. heap .text. 00000000. 77E80000. kernel32.dll ...
bin/sh', '/etc/passwd' Pointer to injected code. Pointer to existing code ... Code Red Worm. 01001000. 00070000. heap .text. 00000000. 77E80000. kernel32.dll ...
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Performance Engineering of Distributed Systems and Wireless Networks PowerPoint PPT Presentation
Performance Engineering of Distributed Systems and Wireless Networks - IMAP. login/passwd. is valid. invalid. re-login. valid. display inbox messages. list of messages ... imap. smtp. imap. auth. LAN 1. LAN 2. Physical server 1 ...
IMAP. login/passwd. is valid. invalid. re-login. valid. display inbox messages. list of messages ... imap. smtp. imap. auth. LAN 1. LAN 2. Physical server 1 ...
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Control in Soar and Related Digressions PowerPoint PPT Presentation
Control in Soar and Related Digressions - acs.ist.psu.edu/papers (passwd: doc / user) ... Architecture use: 6 (Soar, Herbal/Soar, Soar/Slip, CAST, Jess, Java) 3(JACK, CoJACK** , ACT-R) ...
acs.ist.psu.edu/papers (passwd: doc / user) ... Architecture use: 6 (Soar, Herbal/Soar, Soar/Slip, CAST, Jess, Java) 3(JACK, CoJACK** , ACT-R) ...
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The Attack and Defense of Computers PowerPoint PPT Presentation
The Attack and Defense of Computers - Passwords in Unix/Linux Systems. 3 /etc/passwd. Format: ... Unix opens special accounts for a variety of system functions. ... Name: doggy, UID: 0 root privilege. ...
Passwords in Unix/Linux Systems. 3 /etc/passwd. Format: ... Unix opens special accounts for a variety of system functions. ... Name: doggy, UID: 0 root privilege. ...
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IT430 Information Assurance PowerPoint PPT Presentation
IT430 Information Assurance - What is Unix / Linux 'Open Source' Operating Systems. Linux is 'loosely' Based on Unix ... var. passwd. shadow. Standard programs and utilities (stands for Binary) ...
What is Unix / Linux 'Open Source' Operating Systems. Linux is 'loosely' Based on Unix ... var. passwd. shadow. Standard programs and utilities (stands for Binary) ...
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Common Intrusion Detection Framework PowerPoint PPT Presentation
Common Intrusion Detection Framework - Scenario1: malicious user. Malicious user logs in deletes the passwd file ... Permit allows the filter matching code to search for GIDO from the root. ...
Scenario1: malicious user. Malicious user logs in deletes the passwd file ... Permit allows the filter matching code to search for GIDO from the root. ...
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Expect PowerPoint PPT Presentation
Expect - Useable in interactive applications such as telnet, ftp, passwd, fsck, rlogin, ... IBM, HP, Sun, Xerox, Amdahl, Tektronix, AT&T, ComputerVision and the World Bank ...
Useable in interactive applications such as telnet, ftp, passwd, fsck, rlogin, ... IBM, HP, Sun, Xerox, Amdahl, Tektronix, AT&T, ComputerVision and the World Bank ...
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CS3431 Database Systems I PowerPoint PPT Presentation
CS3431 Database Systems I - mysql -h host -u user -p passwd dbname Useful commands. show tables; describe tableName ... Try out basics to assure you have access to oracle (or mysql) ...
mysql -h host -u user -p passwd dbname Useful commands. show tables; describe tableName ... Try out basics to assure you have access to oracle (or mysql) ...
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Last Week in Review PowerPoint PPT Presentation
Last Week in Review - UNIX - basic commands, man, ls, cd, pwd, passwd. flags. Buying or Upgrading ... How would you shop for a ... 1 kilobyte = 210 or 1024 bytes. 1 megabyte ...
UNIX - basic commands, man, ls, cd, pwd, passwd. flags. Buying or Upgrading ... How would you shop for a ... 1 kilobyte = 210 or 1024 bytes. 1 megabyte ...
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The Crontab File PowerPoint PPT Presentation
The Crontab File - Allows the user to submit jobs or commands to the crontab ... This wilt list, at 21:10, all files including passwd' from root directory. 10. At Command (cont'd) ...
Allows the user to submit jobs or commands to the crontab ... This wilt list, at 21:10, all files including passwd' from root directory. 10. At Command (cont'd) ...
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CTEC 1430 Enterprise Computing I PowerPoint PPT Presentation
CTEC 1430 Enterprise Computing I - e.g. /etc/shadow, /etc/master.passwd, or /etc/secure. Only the superuser has access ... Can have programs manipulate files on people's behalf ...
e.g. /etc/shadow, /etc/master.passwd, or /etc/secure. Only the superuser has access ... Can have programs manipulate files on people's behalf ...
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Pakistan Nukes YouTube PowerPoint PPT Presentation
Pakistan Nukes YouTube - cgi-bin/phf?Qalias=x /bin/cat /etc/passwd is a newline ... It had a famous buffer overflow vulnerability that was exploited by the Slapper worm ...
cgi-bin/phf?Qalias=x /bin/cat /etc/passwd is a newline ... It had a famous buffer overflow vulnerability that was exploited by the Slapper worm ...
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Intruders and Viruses PowerPoint PPT Presentation
Intruders and Viruses - Want to gain access to a system or to increase the range of privileges accessible ... username:passwd:UID:GID:full_name:directory:shell. username The User Name ...
Want to gain access to a system or to increase the range of privileges accessible ... username:passwd:UID:GID:full_name:directory:shell. username The User Name ...
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File Attributes PowerPoint PPT Presentation
File Attributes - ... and passwords are stored in /etc/passwd or in an encrypted /etc/shadow file. ... The inode number of a file can be found using the ln -i command. ...
... and passwords are stored in /etc/passwd or in an encrypted /etc/shadow file. ... The inode number of a file can be found using the ln -i command. ...
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Unix Security Issues PowerPoint PPT Presentation
Unix Security Issues - It can create files if the person who runs it can (not the owner of the process) ... rwsr-xr-x .... root .... passwd. program owned by root but run by someone else ...
It can create files if the person who runs it can (not the owner of the process) ... rwsr-xr-x .... root .... passwd. program owned by root but run by someone else ...
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Today PowerPoint PPT Presentation
Today - How many lines are in /etc/passwd ... Best programming style works on both ... Make sure you pick up the last item. Fall 2003 CS 325 Class Notes. Page 30 ...
How many lines are in /etc/passwd ... Best programming style works on both ... Make sure you pick up the last item. Fall 2003 CS 325 Class Notes. Page 30 ...
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Attacking a Web Server and Application PowerPoint PPT Presentation
Attacking a Web Server and Application - Server OS: Ubuntu Linux. Apache: Version 2.0.54. Perl: Version 5.8.7. Mod Perl: Version 2.0.1 ... http://www.odci.gov/cgi-bin/query? /bin/cat /etc/passwd ...
Server OS: Ubuntu Linux. Apache: Version 2.0.54. Perl: Version 5.8.7. Mod Perl: Version 2.0.1 ... http://www.odci.gov/cgi-bin/query? /bin/cat /etc/passwd ...
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COSC 316 COMPUTER HOSTS SECURITY PowerPoint PPT Presentation
COSC 316 COMPUTER HOSTS SECURITY - ... argument, the program searches through the /etc/passwd file and prints detailed ... Internet Message Access Protocol(TCP Ports 109, 110, 143, 993, 995) ...
... argument, the program searches through the /etc/passwd file and prints detailed ... Internet Message Access Protocol(TCP Ports 109, 110, 143, 993, 995) ...
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Day 4 and 5 COP 3502 Introduction to Computer Science Continuation of File and Directory Commands PowerPoint PPT Presentation
Day 4 and 5 COP 3502 Introduction to Computer Science Continuation of File and Directory Commands - Description: Changes the group that has access to a file or ... grep -I 'dance the night away' * r alias finger 'ypcat passwd|grep -I' r finger gaitros r ...
Description: Changes the group that has access to a file or ... grep -I 'dance the night away' * r alias finger 'ypcat passwd|grep -I' r finger gaitros r ...
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Security components of the CERN farm nodes PowerPoint PPT Presentation
Security components of the CERN farm nodes - 2 CPUs / 1 GB RAM / 20 GB disk. 100 Mbit network. CERN RedHat Linux 7.3.3. 50-70 users ... kernel ptrcchk: uid=19201 tried ptrace on suid/sgid file /usr/bin/passwd ...
2 CPUs / 1 GB RAM / 20 GB disk. 100 Mbit network. CERN RedHat Linux 7.3.3. 50-70 users ... kernel ptrcchk: uid=19201 tried ptrace on suid/sgid file /usr/bin/passwd ...
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Administracin de UNIXLinux PowerPoint PPT Presentation
Administracin de UNIXLinux - Una vez que se le da el password de superusuario (root), se ver n los cambios en ... games:x:12:100:games:/usr/games: gopher:x:13:30:gopher:/usr/lib/gopher-data: ...
Una vez que se le da el password de superusuario (root), se ver n los cambios en ... games:x:12:100:games:/usr/games: gopher:x:13:30:gopher:/usr/lib/gopher-data: ...
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Unix%20System%20Administration PowerPoint PPT Presentation
Unix%20System%20Administration - How Many Users Does It Take To Screw-Up Your System? ... So Long Sucker, Er, I Mean Alumni. Removing a user. backup all user info (below) first ...
How Many Users Does It Take To Screw-Up Your System? ... So Long Sucker, Er, I Mean Alumni. Removing a user. backup all user info (below) first ...
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Adding New Users, Storage, File System PowerPoint PPT Presentation
Adding New Users, Storage, File System - Linux Scheduling : Real Time scheduling Requirement : A real-time process must be given absolute priority. Unix and Linux are both designed for fairness in the ...
Linux Scheduling : Real Time scheduling Requirement : A real-time process must be given absolute priority. Unix and Linux are both designed for fairness in the ...
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