Tài liệu miễn phí An ninh - Bảo mật
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The school computing environment must be reviewed with an emphasis on security. The
initial procedures for the review have already been completed.
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Giới thiệu quyền truy cập NTFS: trên các volume NTFS, bạn có thể ấn định quyền truy cập NTFS trên tập tin và thư mục. Quyền truy cập NTFS giúp bạn bảo vệ tài nguyên trên máy tính cục bộ khi người dùng kết nối với tài nguyên qua mạng.
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Kết hợp quyền truy cập dùng chung và quyền truy cập NTFS.
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Trước khi bắt đầu chỉ định cấp độ truy cập NTFS đối với thư mục và tập tin, tốt nhất bạn nên xác định đâu là những cấp độ truy cập cần thiết và nên cấp chúng cho ai.
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Muốn cấp quyền truy cập NTFS, bạn phải là chủ sở hữu của tập tin và thư mục, hoặc có quyền trong 1 những cập độ: full control, change permissions, take ownership...
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Mặc định người dùng nào tạo ra tập tin hoặc thư mục sẽ nghiễm nhiên là chủ sở hữu của tập tin và thư mục hoặc tập tin đó.
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Việc sao chép và di chuyển tập tin hay thư mục trong phạm vi giữa các volume NTFS có thể ảnh hưởng đến cấp độ truy cập ba đầu đã áp dụng cho tập tin hay thư mục.
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Bảo mật tài nguyên mạng với Quyền Truy Cập NTFS: cấp quyền truy cập NTFS trước khi chia sẻ 1 thư mục. Và tại sao lại cần như vậy? Bằng cách này bạn ngăn ngừa được tình trạng người dùng nối kết và truy cập thư mục hay tập tin trước khi bạn bảo đảm an toàn cho chúng.
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Tham khảo sách 'the little black book of computers', công nghệ thông tin, an ninh - bảo mật phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả
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This page is made for everyone who wants to become a hacker in a responsible
way. Before you do anything, keep in mind that breaking into other computers
is illegal, and can bring you faster in trouble than you can say: Oh,
sh...!!! Getting knowledge is another thing than bringing that into practice;
so READ, and read again, get a Linux distribution and after a lot of sweat and
frustration you will get some insight !!
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Secrets To Winning Cash Via Online Poker
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Tham khảo sách 'security log management', công nghệ thông tin, an ninh - bảo mật phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả
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Also discussed is one of the most fundamental and important topics of concern
to any systems administrator: what to do when a system will not boot. When the
inevitable happens, knowing the right things to look for and having some tricks up
your sleeve may possibly help you avoid a potential nightmare and a major loss of
service for your users. Understanding these tools is fundamental to getting through
the RHCE Debug exam.
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In last month's issue, we examined the structure and contents
of a PDF document in considerable detail. This
month, we'll actually write a PHP library capable of opening
one and modifying its contents.
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Ravi Malhotra (iparch@yahoo.com) began working for AT&T Bell Labs in 1986,
doing R&D work. Since then he has taught data communications at universities,
managed IP networks for several large financial houses, and written several magazine
assignments. Mr. Malhotra possesses degrees in Electrical Engineering and
Computer Science.
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Hackers play one-up among themselves. Clearly one of the prizes would
be bragging rights from hacking into my security company’s Web site or
my personal system.
Another would be that they had made up a story of a hack and planted
it on me and my co-author Bill Simon so convincingly that we were taken
in, believed it as true, and included it in this book. That has presented a fascinating challenge, a game of wits that the two
of us have played time after time as we did the interviews for the book.
For most reporters and authors, establishing authenticity is a fairly routine
matter: Is this...
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The animal on the cover of Learning the Unix Operating System is a horned owl. The
horned owl is the most powerful of North American owls, measuring from 18 to 25
inches long. This nocturnal bird of prey feeds exclusively on animals—primarily rabbits,
rodents, and birds, including other owls. It locates these animals by sound
rather than sight, since its night vision is little better than ours. To aid its hunting, an
owl has very soft feathers that muffle the sound of its motion, making it virtually
silent in flight. A tree-dwelling bird, it generally chooses to inhabit the old nests of
other large birds such as...
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This book is dedicated to my grandfather, the late
P.D. Gandhi, who taught me the love of learning.
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This FDF Example Quiz will test your comprehension of the accompanying article. It also
serves as the basis of our FDF Example script in the article itself. Rather nifty, eh?
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A command is an instruction that you can give to a program running on the
Unix system. For instance, you can type a program’s name and arguments on
a command line, at a shell prompt; this command asks the shell to run that
pr ogram. (The shell is a program itself; see shell.) Once a program starts running,
it may accept commands of its own. For example, a text editor has commands
for deleting and adding text to the file it’s editing.
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The G-spot is a gland located behind the pubic bone and around the urethra. It can be
massaged or stimulated by reaching up about two finger joints distance on the upper
surface of the vagina. If already aroused, some women will find that stimulation of this
area leads to an intense orgasm which may be of a different quality from a clitoral
orgasm. Stimulation of the spot produces a variety of initial feelings: discomfort, feeling
the need to urinate, or a pleasurable feeling. With additional stroking the area may begin
to swell and the sensations may become more pleasureable. Continuing stimulation may
produce an intense orgasm. Like...
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Development of packet-switched data communication networking
technologies has been rapid in recent years, a phenomenon made
possible by the open standardization process and the potential
new territories for intellectual property creation. As a consequence,
new ways of creating services have been devised, bringing more
flexibility as compared to traditional telecommunications schemes.
Such possibilities bring certain consequences with them – since
services as such are no longer necessarily standardized and can
be created rapidly, tailoring them to different access technologies
is less feasible....
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Network security spans a large number of disciplines, ranging from management
and policy topics to operating system kernel fundamentals.
Historically, the coverage of these and the other network security areas was presented
in multiple, specialized publications or given a high-level treatment that was
not suited to the practitioner. Network Security Bible approaches network security
from the view of the individual who wants to learn and apply the associated network
security best practices without having to sort through a myriad of extraneous
material from multiple sources. The information provided in this text includes
“secrets” learned by practicing professionals in the field of network security
through many years of real-world experience....
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Good administrators must know their competition. In this module we will explore some of the different way unauthorized access occurs and the security implications that open certain doors to attack. This is by no means an exhaustive examination and a great administrator must continue to perform reseach to keep apprised of new techniques as they are develpoped.
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Ebook Network security technologies presents key security technologies from diverse fields, using a hierarchical framework that enables understanding of security components, how they relate to one another, and how they interwork. This text is unique in that it classifies technologies as basic, enhanced, integrated, and architectural as a means of associating their functional complexities, providing added insight into their interrelationships. It introduces and details security components and their relationships to each other.
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Search is an amazing field of study, because it offers infinite possibilities for how we might find
and make information available to people. We join with the authors in encouraging readers to
approach this book with a view toward discovering and creating new ways to search. Google's
mission is to organize the world's information and make it universally accessible and useful, and
we welcome any contribution you make toward achieving this goal.
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In translation software written by hackers, infix 2 often represents the syllable to with the
connotation `translate to': as in dvi2ps (DVI to PostScript), int2string (integer to string), and
texi2roff (Texinfo to [nt]roff). Several versions of a joke have floated around the internet in which
some idiot programmer fixes the Y2K bug by changing all the Y's in something to K's, as in
Januark, Februark, etc.
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No matter what field you work in, you cannot help but notice the impact that the Internet
has had on society. It has opened up opportunities and markets that people only
dreamed of before.
As with any new technology, there is always a positive and negative aspect. The positive
side is the tremendous business opportunities. The negative side is the huge security risk
that is now posed to so many companies, yet few companies are truly aware of the
potential danger. It’s like getting in a brand new car and driving down the road at
80mph, only to realize that the engineers did not equip the car...
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Linux is a member of the large family of Unix-like operating systems. A relative newcomer
experiencing sudden spectacular popularity starting in the late 1990s, Linux joins such wellknown
commercial Unix operating systems as System V Release 4 (SVR4), developed by
AT&T (now owned by the SCO Group); the 4.4 BSD release from the University of California
at Berkeley (4.4BSD); Digital Unix from Digital Equipment Corporation (now Hewlett-
Packard); AIX from IBM; HP-UX from Hewlett-Packard; Solaris from Sun Microsystems; and
Mac OS X from Apple Computer, Inc....
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Để trở thành một chuyên gia bảo mật Comptia SECURITY+ thì điều trước tiên chúng ta cần nắm vững các thành phần nền tảng trong mô hình bảo mật thông tin, bao gồm các cơ chế xác thực người dùng, phương pháp kiềm sóat truy cập và mục tiêu của an tòan thông tin. Trong bài thi thực tế của mình, tôi gặp các câu hỏi thuộc chủ đề này trong câu 1 đến câu 10. Điều này chứng tỏ các khái niệm cơ bản của an tòan thông tin rất quan trọng trong ki thi chứng chỉ quốc tế...
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