Hack Security Pro.pdf - Index of

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the HACKADEMY ,c'est aussi: The Hackademy Journal, The Hackademy manal et and other special issues!!!!! So don't hesitate to subscribe, by filling in the following form: The Hackademy DMP -208/209- SYSDREAM
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Hack security “pro”
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Authors For their contribution to t
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Chapter IV: Web Vulnerabilities....
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INTRODUCTION TO TCP/IP NETWORKS Net
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In case of reception, each layer wi
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ARP heading: The Hackademy DMP -11/
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Version: 4 bits. The version field
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TCP header: Source Port: 16 bits. T
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TCP/UDP Port Notions: Multiplexing/
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Start the MS-DOS control interface
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CHAPTER I INFORMATION ACQUISITION T
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expires: 2005-10-28 11:28:29 create
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In the answer field you will find:
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nmap -sP 192.168.124.0/24 Starting
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C) Fingerprinting the system The nm
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It is also possible to specify seve
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SMTP : Simple Mail Transfer Protoco
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SNMP : Simple Network Management Pr
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Here is a scan report obtained with
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# nmap 3.50 scan initiated Wed May
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CHAPTER II CLIENT VULNERABILITIES T
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File viruses: These viruses attack
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Retroviruses are a bit more aggress
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However, do check in the start file
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Creating a hidden gateway : But the
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infallible. It consists in associat
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DOS commands if conditional pluggin
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Each one of these zones can be conf
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The javascript code destined to dow
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The wizard will ask you the locatio
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CHAPTER III NETWORKS VULNERABILITIE
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Here, the connection between the ro
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Using the "Follow TCP Stream" optio
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You have just created a new filter.
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This handshake takes place as follo
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Third step Illustration 3: ACK To c
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The methodology of this type of att
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The case of the UDP protocol Unlike
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nc -l -v -n -p 887 Injection of com
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Let's try to connect again from mac
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We can see that Ethereal has seen i
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Conclusion The covert channel princ
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It is the IP protocol that is going
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We will simultaneously launch the p
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5.Connections Hijacking We are goin
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Let us now display the contents of
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B) DNS hijacking The DNS protocol i
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ssh2 protection The server's public
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B) SSL The SSL protocol functions w
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Recent viruses use the resources of
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1.Site Mapping The first thing a ha
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Scan_web.php Scan_web.php is a PHP
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The phpinfo() function gives the ha
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ack to an error message */ if ($ok
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System() Function The System() func
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Uploading via PHP Quite often, one
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inc.php file page1.php file By ty
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There are other functions of the sa
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i=0; j=0; while (data[i] != '=') {
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system("/usr/bin/sendmail -t test@t
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In all cases, it is also important
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It is therefore vital to understand
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The error means that the SQL reques
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} else{ } $query = "UPDATE users SE
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And here is the result: We are now
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We can see that CrashFr is now in b
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Once the client has entered his pse
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CHAPTER V APPLICATION VULNERABILITI
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2.Buffer Overflow Buffer overflow t
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xdream@Laptop:/$ readelf -a /bin/ls
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A few assembler notions Let us see
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Let us study the representation of
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The program segfaulted when trying
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We can determine that at address 0x
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The we can look in libc6 for the ad
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We can also see in the sources a ca
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3. String Format Presentation Strin
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So when the '%n' indicator is encou
Page 157 and 158: Using dtors. bash# objdump -s -j .d
Page 159 and 160: Security The only solution here is
Page 161 and 162: This program is “suidroot”, whi
Page 163 and 164: } } printf("Opening of file authori
Page 165 and 166: } flock(fd, LOCK_UN); //Closing of
Page 167 and 168: 1.Authentication Brute force In thi
Page 169 and 170: Hybrid attack T launch a hybrid att
Page 171 and 172: LC3 offers 4 methods. 1. From the l
Page 173 and 174: B) The Unix passwd file On Unix sys
Page 175 and 176: C) Authentication service One of th
Page 177 and 178: The first thing to do is to create
Page 179 and 180: B) Backdoor kernel Backdoor kernels
Page 181 and 182: CHAPTER VII GENERIC SECURITY PROCED
Page 183 and 184: Configure snort so that it can stor
Page 185 and 186: Pmon NT Pmon is a process monitorin
Page 187 and 188: Here is a simple scenario. Let us t
Page 189 and 190: Step 2 : Encoding and signing (PGP)
Page 191 and 192: 12.You can choose a separate Signat
Page 193 and 194: B) Cryptography of hard drives Wind
Page 195 and 196: The first time this operation is do
Page 197 and 198: Integrity controller on Linux There
Page 199 and 200: There are three protection levels:
Page 201 and 202: "Program control" Section The “pr
Page 203 and 204: The rules take the following values
Page 205 and 206: 7.VPN What is a Virtual Private Net
Page 207: Contact 1 Villa du clos de Malevart
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