A Bug Hunter's Diary: A Guided Tour Through the Wilds of by Tobias Klein

By Tobias Klein

Possible uncomplicated insects may have drastic outcomes, permitting attackers to compromise platforms, amplify neighborhood privileges, and another way wreak havoc on a system.A malicious program Hunter's Diary follows protection specialist Tobias Klein as he tracks down and exploits insects in a number of the world's hottest software program, like Apple's iOS, the VLC media participant, net browsers, or even the Mac OS X kernel. during this specific account, you'll see how the builders accountable for those flaws patched the bugs—or didn't reply in any respect. As you stick to Klein on his trip, you'll achieve deep technical wisdom and perception into how hackers technique tricky difficulties and adventure the genuine joys (and frustrations) of computer virus hunting.

Along the way in which you'll find out how to:
• Use field-tested thoughts to discover insects, like opting for and tracing consumer enter facts and opposite engineering
• take advantage of vulnerabilities like NULL pointer dereferences, buffer overflows, and kind conversion flaws
• strengthen evidence of thought code that verifies the protection flaw
• file insects to proprietors or 3rd social gathering brokers

A malicious program Hunter's Diary is filled with real-world examples of susceptible code and the customized courses used to discover and try out insects. even if you're searching insects for enjoyable, for revenue, or to make the area a more secure position, you'll examine worthy new abilities through taking a look over the shoulder of a pro computer virus hunter in action.

"This is among the best infosec books to return out within the final a number of years."
Dino Dai Zovi, details defense Professional

"Give a guy an make the most and also you make him a hacker for an afternoon; educate a guy to use insects and also you make him a hacker for a lifetime."
Felix 'FX' Lindner

Show description

By Tobias Klein

Possible uncomplicated insects may have drastic outcomes, permitting attackers to compromise platforms, amplify neighborhood privileges, and another way wreak havoc on a system.A malicious program Hunter's Diary follows protection specialist Tobias Klein as he tracks down and exploits insects in a number of the world's hottest software program, like Apple's iOS, the VLC media participant, net browsers, or even the Mac OS X kernel. during this specific account, you'll see how the builders accountable for those flaws patched the bugs—or didn't reply in any respect. As you stick to Klein on his trip, you'll achieve deep technical wisdom and perception into how hackers technique tricky difficulties and adventure the genuine joys (and frustrations) of computer virus hunting.

Along the way in which you'll find out how to:
• Use field-tested thoughts to discover insects, like opting for and tracing consumer enter facts and opposite engineering
• take advantage of vulnerabilities like NULL pointer dereferences, buffer overflows, and kind conversion flaws
• strengthen evidence of thought code that verifies the protection flaw
• file insects to proprietors or 3rd social gathering brokers

A malicious program Hunter's Diary is filled with real-world examples of susceptible code and the customized courses used to discover and try out insects. even if you're searching insects for enjoyable, for revenue, or to make the area a more secure position, you'll examine worthy new abilities through taking a look over the shoulder of a pro computer virus hunter in action.

"This is among the best infosec books to return out within the final a number of years."
Dino Dai Zovi, details defense Professional

"Give a guy an make the most and also you make him a hacker for an afternoon; educate a guy to use insects and also you make him a hacker for a lifetime."
Felix 'FX' Lindner

Show description

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Additional resources for A Bug Hunter's Diary: A Guided Tour Through the Wilds of Software Security

Sample text

There are specific programs for mining the Internet for such readers. III···· ••••1111 Black Hat Misfits, Criminals, and Scammers in the Internet Age The systems, called email extractors, run searches through a popular search engine and scrape out ali of the email addresses, which are easily identified by the@ symbol (see Figure 2-1). ,..... , 2(1) S(O) 9(2) @i hll>:l,_·"""'*"'. ,. ' @Jhll>: / , _ . -..... 9(6) @lhll>: / , _ . -..... rd/1\o... otote ... otote ... od... oto ... od......... otote ...

This process usually brought up a small window and interrupted a lllto• • • • • •IJlfll Black Hot: Misfits, Criminals, and Scammers in the /nternetAge user's work, a tip-off to the true nature of the spyware. Now that many systems no longer use dial-up connections, spyware can remain hidden and send occasional messages out across the network unnoticed. When spyware was in its infancy, early programs actually changed content on web pages, replacing ad banners on some pages with their own images and creating hyperlinks based on advertisers.

Many post dot-commers have joined the spam bandwagon, setting up small server farms in their basements and hiring them out to paying customers. Many are legitimate mass mailers who contact specific groups, helping PR people get the word out about a new movie or product. Others are less picky, sending out what can only be called spam. There are many instances for which mass mailings are appropriate and even necessary. Public relations is first and foremost an industry best served by email's economies of scale.

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