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CREST CPSA Exam Questions and Complete Solutions Graded A+
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CREST CPSA Exam Questions and Complete Solutions Graded A+
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CREST CPSA ExamQuestions and
Complete Solutions
Graded A+
Denning [Date] [Course title]
,fgdump - Answer: A utility for dumping passwords on Windows NT/2000/XP/2003 machines
Reserved Internal IPs - Answer: 10.0.0.0/8 (10.0.0.0-10.255.255.255) : Private
127.0.0.0/8 (127.0.0.0-127.255.255.255) : Local Host Loopback
172.16.0.0/12 (172.16.0.0-172.31.255.255) : Private
192.168.0.0/16 (192.168.0.0-192.168.255.255) : Private
Symmetric Encryption - Answer: DES/3DES
AES
Twofish
Blowfish
Serpent
IDEA
RC4, RC5, RC6
CAST
Asymmetric Encryption - Answer: RSA
El Gamal
ECC Eliptic Curve
Diffie-Helman (Key Exchange)
Paillier
Merkle-Helman
Cramer-Shoup
Oracle Default Credentials - Answer: --Username | Password--
SYSTEM | MANAGER
,ANONYMOUS | ANONYMOUS
SCOTT | TIGER
OLAPSYS | MANAGER
SYS | CHANGE_ON_INSTALL
TTL for Windows - Answer: 128
TTL for Linux - Answer: 64
TTL for Networking Devices / Solaris - Answer: 255
Cisco Password Encryption - Answer: secret 4 : Crappy SHA256
secret 5 : Salted MD5
secret 7: Crappy Cisco encryption to prevent cleartext in the config
secret 8 : PBKDF2 (Password-Based Key Derivation Function 2) *bruteforce target*
secret 9 : scrypt (BINGO)
SMTP Requests - Answer: MAIL
RCPT
DATA
SNMP Requests - Answer: Get
GetNext
Set
GetBulk
Response
Trap
Inform
, SQL Injections (Escape Characters) - Answer: ' OR '1' = '1' --
' OR '1' = '1' {
' OR '1' = '1' /*
SQL Injections (Type Handling) - Answer: 1;DROPTABLE users
Linux File Permissions - Answer: drwxrwxrwx 2 user(owner) group size date filename
d | rwx | rwx | rwx
Filetype | User | Group | Everyone
Linux Command : Change Password - Answer: passwd <user>
Linux Command : Find Files of Type - Answer: find . -type f -iname '*.pdf'
locate '*.pdf'
Linux File System Structure - Answer: /bin - User Binaries
/boot - Bootup related files
/dev - Interface for system devices
/etc - System Config Files
/home - Base directory for user files
/lib - Critical software libraries
/opt - Third party software
/proc - System and running processes
/root - Home for root
/sbin - Sys Admin binaries
/tmp - Temporary Files
/usr - Less critical files
/var - Variable system files
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