Monday 15 September 2014

Routing vs Bridging

Routing memerlukan informasi yang berbeda dengan bridging ketika meneruskan paket.
Routing membutuhkan informasi alamat IP komputer sumber dan alamat IP komputer tujuan, bridging membutuhkan alamat MAC address komputer pengirm dan alamat MAC address komputer penerima.

Load Balancing

Memungkinkan router memanfaatkan lebih dari 1 jalur ketika meneruskan paket.

Routing decisions

routing decisions (such as acceptance, preference, and redistribution)
accept this path to that network.
prefer this path to that network.
redistribute this path to that router/network.

ISP

ISP terdiri dari:
1. Nasional ISP
2. Regional ISP

 CT843901.jpg
Table of Contents
Chapter 1. Introduction to Ethical Hacking, Ethics, and Legality
Chapter 2. Gathering Target Information: Reconnaissance, Footprinting, and Social Engineering
Chapter 3. Gathering Network and Host Information: Scanning and Enumeration
Chapter 4. System Hacking: Password Cracking, Escalating Privileges, and Hiding Files
Chapter 5. Installing Software on Target Systems: Spyware, Trojans, Backdoors, Viruses, and Worms
Chapter 6. Gathering Data from Networks: Sniffers
Chapter 7. Denial of Service and Session Hijacking
Chapter 8. Web Hacking: Google, Web Servers, Web Application Vulnerabilities, and Web-Based Password Cracking Techniques
Chapter 9. Attacking Applications: SQL Injection and Buffer Overflows
Chapter 10. Wireless Network Hacking
Chapter 11. Physical Site Security
Chapter 12. Hacking Linux Systems
Chapter 13. Bypassing Network Security: Evading IDS, Honeypots, and Firewalls
Chapter 14. Understanding Cryptography
Chapter 15. Performing a Penetration Test

Friday 12 September 2014

Formula tenses bahasa Inggris

Mohon jangan panik menghadapi rumus atau formula tenses dibawah ini. Saya menemukan beberapa shortcutnya, disarikan dibawah sini.

Present Tense
1. Simple present tense
S + V1 + O

2. Present continuous tense
S + To be + V1 - ing

3. Present Perfect tense
S + have + V3

4. Present Perfect continuous tense
S + have been + V1- ing

Past tense
1. Simple past tense
S + V2 + O

2. Past continuous tense
S + were / was + V1 - ing

3. Past Perfect tense
 S + had + V3

4. Past perfect continuous
S + had been + V1 - Ing

Future tense
1. Simple future
S + V1 + O

2. Future continuous
S + {Shall / Will} be + V1 - ing

3. Future perfect
S + {Shall / Will} + have + V3

4. Future perfect continuous
S + shall + been + V1 - ing


Ciri-ciri tenses:
1. Tenses simple present dan simple future menggunakan V1. Dengan kata lain V1 hanya digunakan di simple present dan simple future.

2. Tense simple past tense (Masa lampau) menggunakan V2. Dengan kata lain V2 hanya digunakan di tenses simple past tense.

3. Semua tenses PERFECT(telah selesai) menggunakan V3. Dengan kata lain tenses present perfect, past perfect, future perfect menggunakan V3.

4. Semua CONTINUOUS menggunakan V1 - ing =. Dengan kata lain, Present continuous, past continuous, future continuous, present perfect continuous, past perfect continuous, future perfect continuous menggunakan V1-ing.

5. Semua FUTURE menggunakan Will. Will + V1, Will + be + V1-ing, Will have + V3, Will have been + V1-ing.

6. Had hanya dimiliki the past.
- Had tanpa 'been' = perfect of the past (past perfect).
- Had dengan atau ditambah 'been' + V1-ing = perfect continuous / perfect progressive (lihat juga poin 4).

V1 = Infinite
V2 = Past tense
V3 itu sama dengan Past participle