CREST CPSA EXAM QUESTIONS WITH CORRECT ANSWERS

CREST CPSA


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



Solaris Command : Process Listing - Answer-prstat -a



Solaris Command : Services and Status - Answer-svcs -a



Solaris Command: Start Service (Admin) - Answer-svcadm start <service>



NT 3.1 Versions - Answer-Windows NT 3.1 (All)