Web Penetration Testing with Kali Linux

Categories Networking & System Administration

Format: Print Length

Language: English

Format: PDF / Kindle / ePub

Size: 9.04 MB

Downloadable formats: PDF

Indeed, keeping what belongs in-house actually in the house is much more likely to be more of a concern on an ongoing day-in, day-out basis than keeping the blackhats and script kiddies out. First, do not worry about understanding the syntax of the if...then...else construct right now. So on average, the difficulty of cracking a passphrase is much greater than any password that could be used. Red Hat Certified System Administration (RHCSA) training will allow you to learn how to perform the core system administration skills required in Red Hat Enterprise Linux environment.

Debian GNU/Linux For Dummies (For Dummies (Computers))

Categories Networking & System Administration

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 14.28 MB

Downloadable formats: PDF

In /etc/sysconfig/network, shown next, change the line that says: This is the /etc/sysconfig/network file: You also need to modify the /etc/hosts file. A new interactive 3D Pie Chart depicting the results from a ntop Deep Packet Inspection (nDPI) is now an integral part of the NST WUI Network Packet Capture protocol decode. The user often does not know where a specific operation is executing. Bash also supports set operators or set wildcards. Furthermore, some applications initially developed for Linux, such as Pidgin, and GIMP, were ported to other operating systems (including Windows and Mac OS X ) due to their popularity.

CentOS High Performance

Categories Networking & System Administration

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 10.42 MB

Downloadable formats: PDF

Tables 6-3, 6-5, and 6-6 show the possible numbers of subnets and hosts that can exist. So you know what you have to protect and, therefore, how stringent a security policy to create. The latter allows all services including a GUI. Switches allow network designers to build large networks that function well. Additional options for zone statements exist, of course. It was originally written back in 1999 and was completely revised in 2006 to include new and more accurate information.

Red Hat Enterprise Linux 6 Administration: Real World Skills

Categories Networking & System Administration

Format: Paperback

Language:

Format: PDF / Kindle / ePub

Size: 8.01 MB

Downloadable formats: PDF

This chapter is for the experienced user and consists of items that might help you get up to speed with more detailed ... [more] Organizations of all sizes face the challenge of managing massive volumes of increasingly valuable data. Moreover, practically all of the functionality that most users need (both in hobbyist and home environments and in business and professional settings) is already available in the current kernel (version 2.4.9 at the time this paragraph was written). Installing a Linux distribution: criteria for choosing a distribution, disk partitioning, BIOS settings, authentication settings, and Installation of packages (applications).

Fedora 11 Security Guide

Categories Networking & System Administration

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 14.55 MB

Downloadable formats: PDF

Laptops don't lend themselves to being opened up for a good blow, but you should check the various vents for any blockage. Enter that directory, and create a new file ifcfg-eth1. Figure 23-2: Gnome-RPM easily installs RPM packages. It is best to use the smallest net range that is still useful. Here is an example for a route to host 10.0.0.1. ADJUSTING ADDITIONAL KERNEL PARAMETERS FOR ORACLE AT&T is a trademark of American Telephone and Telegraph, Inc. no type Disables access to anonymous FTP for one or more usernames Disables access to anonymous FTP Enables or disables users of type (one or more of real, guest, anonymous, or class=class) to delete files (the default is yes for all users except anonymous) Denies access to the FTP server to connections from addr and display the message in file; addr may be a single IP, a range of addresses specified with address:netmask or address/netmask notation, or !nameserved to indicate sites lacking a working nameserver Denies the group with GID gid to access the FTP server; gid may be a single group name, a single numeric GID, or a range of GIDs (numeric values must be prefixed with %) Denies the user with UID uid to access the FTP server; uid may be a single user name, a single numeric UID, or a range of UIDs (numeric values must be prefixed with %) Displays the contents of file and denies access (unless override is specified) to the FTP server if forward and reverse DNS lookups do not match Displays the contents of file and denies access (unless override is specified) to the FTP server if the connection fails a reverse DNS lookup Continued deny addr file deny-gid [%]gid deny-uid [%]uid dns refuse_mismatch file [override] dns refuse_no_reverse file [override] 312 Part III: Red Hat Linux Internet Services TABLE 13-2 WU-FTPD ACCESS CONTROL DIRECTIVES (Continued) Directive limit class n times file Description Limits the number of connections from class users to n during the times times, displaying the message in file if the limit has been exceeded Permits n failed login attempts before closing the connection (default is 5) Enables or disables users of type (one or more of real, guest, anonymous, or class=class) to overwrite files (the default is yes for all users except anonymous) Specifies the type of password checking used with anonymous FTP and whether the policy is strictly enforced (enforce) or if only a warning is issued (warn); none disables password checking, trivial requires an @ in the password, and rfc822 forces an RFC822-compliant address Enables or disables users of type (one or more of real, guest, anonymous, or class=class) to rename files (the default is yes for all users except anonymous) Server times out after waiting secs seconds (default is 120) to establish an incoming connection Server times out after waiting secs seconds (default is 120) to establish an outgoing connection Server times out after waiting secs seconds (default is 1200) seconds for activity on the data connection Server times out after waiting secs seconds (default is 900) for another command Server times out after waiting secs seconds (default is 10) to complete user identification using the RFC931 IDENT protocol Enables or disables users of type (one or more of real, guest, anonymous, or class=class) to execute the umask command (the default is yes for all users except anonymous) loginfails n overwrite yes

[(Unix and Linux System Administration Handbook )] [Author:

Categories Networking & System Administration

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 8.74 MB

Downloadable formats: PDF

Thus, given a URL of http://localhost/ cgi-bin/cgiscript.pl or http://your.server.name/cgi-bin/cgiscript.pl, Apache reads and executes the script /var/www/cgi-bin/cgiscript.pl. The installation will start copying files: When the files have been copied and the computer reboots, it will ask that you type a user name and a name for the computer. By adding an interface configuration as shown above, you can manually enable the interface through the ifup command.

Learn Linux in 5 Days

Categories Networking & System Administration

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 13.98 MB

Downloadable formats: PDF

A well-connected graph has the following properties: It is connected. The main partitions are done firstly which are root, swap and boot partition. The smb.conf file you have just analyzed was created using the SWAT program as indicated by the comment lines at the beginning of the file. To start the client daemon, execute the following command, which invokes the ypbind initialization script: # /etc/rc.d/init.d/ypbind start Binding to the NIS domain: Listening for an NIS domain server.

Linux TCP/IP Networking for Embedded Systems

Categories Networking & System Administration

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 11.98 MB

Downloadable formats: PDF

The Microsoft Peer Grouping security provider provides the following: A unique group ID identifies every group. Which Linux Package Manager (and Distro) Is Right for You? To run sosreport, sos package should be installed. So, to detect attempted intrusions, add the -l option to each ipchains rule that you want to monitor, then configure LogWatch to use a high level of detail for kernel messages. See the previous section called “Important File System Commands” to read more about these tools.

DB2 9 for Linux, UNIX, and Windows Database Administration

Categories Networking & System Administration

Format: Paperback

Language: English

Format: PDF / Kindle / ePub

Size: 14.04 MB

Downloadable formats: PDF

Before you peruse the details of our five favorites, take a look at Table 1 for the results of our informal job board survey. Perl is very popular and extremely capable, as is Python. Default passwords provide effortless access for attackers. The following brief excerpt is from the file /etc/rc.d/rc2.d/S80sendmail. EXE copies the boot-image file to the disk. Most of the software below is free and open source. You don’t normally have to edit this script. You can also download Linux for free from each of the Linux vendors (assuming your Internet connection is fast enough for a 600 MB file and you have a CD burner) or from www.linuxiso.org.

Linux Security (Networking) 1st edition by Siddiqui, Shadab

Categories Networking & System Administration

Format: Paperback

Language:

Format: PDF / Kindle / ePub

Size: 12.92 MB

Downloadable formats: PDF

The root directory, the top-level directory in the FHS. The example configuration that follows concentrates on the X-based configuration, but the overall process is the same for all three methods. Also, many Windows programs can be run on Linux using compatibility layers such as WINE. TCP/IP and its protocol family are fully described in Chapter 4, Overview of TCP/IP. Read more about available versions of Debian. Chapter 8 explains the installation and configuration of the Network Information Service (NIS).