Bahasa Inggris 3 Arranged by Pikir Wisnu Wijayanto, M.Hum Aris Hermansyah, S.S. Prodi D3 Manajemen Informatika Fakultas Ilmu Terapan Universitas Telkom

Subject Code : KU 2052 Credit : 2 credits Semester : 3 rd Short Description : English 3 subject gives the understanding and skills to the students on how to perform an English presentation effectively. Standard Competency: the students are able to implement the techniques of English presentation skills English 3 – Subject

Basic competence able to open a presentation Intermediate competence able to open a presentation in accordance with the points contained in the slide lecture material Intermediate – Advanced competence able to open a presentation effectively by using examples expressions or sentences contained in the slide material lectures Advanced competency able to open a presentation effectively using? expression or phrase that developed appropriately

Basic Competency : The students are able to develop the ability to do good and effective presentation based on theory, tips and tricks presentation Topic : the ability to do good and effective presentation based on theory, tips and tricks presentation Sub topic : Internet Security – How does the Internet Works Meeting: 10 th

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How the Internet Works – Web Addresses & Domains Domain Identifies the Website (host) Example: microsoft.com Comes in many suffixes such as:.edu(educational institutions).org (organizations; non-profit).mil (military).net (network organizations)

How the Internet Works – Web Addresses & Domains IP Address Each domain is associated with one or more IP addresses Format: a 32-bit address written as 4 numbers (from 0-255) separated by periods Example:

How the Internet Works – Web Addresses & Domains (URL) Uniform Resource Locator When you enter a URL into your Web browser, your DNS server uses its resources to resolve the name into the IP address for the appropriate Web server. Identifies particular Web pages within a domain Example: m/security/default.mspx

Information System Security IS SecurityManagerial Methods Risk Assessment Controlling Access Organizational Policies and Procedures Backups and Recovery Security Resources

Information System Security – Managerial Techniques Security Audit Risk Analysis Alternatives based on Risk Analysis 1. Assessing Risk Authentication Access Control 2. Controlling Access

Information System Security – Managerial Techniques Acceptable Use Policies Risk Analysis Alternatives based on Risk Analysis 3. Organizational Policies and Procedures Backups Disaster Recovery Plans Disaster Recovery 4. Backups and Disaster Recovery

Computer & Internet Security Malwares – malicious software Computer & Internet Security Malwares – malicious software Financial gains, Political reasons, Personal reasons Why do people write malwares? Trojan, Virus, Worm, Spyware, Adware, Rogue AVA What are the other names? Send spam mails; steal identity, financial information and trade secrets; attack other Internet websites What do they do?

Malwares – other names? Trojan VirusWormSpywareAdware Rogue Antivirus Applications..

How does a machine get infected? Application Vulnerabilities When an application is listening on the network and it is not written securely – a remote, unauthenticated attacker could gain elevated privileges and execute arbitrary code, example: buffer- overflow User Activities Compromised administrative credentials

How to prevent malware infections? Apply security updates from Microsoft and other application vendors Configure windows firewall Install an antivirus application On the system level Do not respond to any offers that you did not initiate to seek Careful browsing on the Internet - ory/article-pages/best-practice-tips/ On the user level

How to remove malware infection? 1.Antivirus program … removes known malwares inform you about specific removal steps 2.Seek professional help … 3.Restore an earlier good system state system restore or ntbackup (restore) … 4.Windows recovery console … 5.Reinstall operating system 1.Antivirus program … removes known malwares inform you about specific removal steps 2.Seek professional help … 3.Restore an earlier good system state system restore or ntbackup (restore) … 4.Windows recovery console … 5.Reinstall operating system

Work Cited / References Brown, Marshall. “How Computer Viruses Work.” < Kuenning, Geoff. “How does a computer Virus Scan Work?” January 14, Tyson, Jeff. “How Firewalls Work.”.

Work Cited / References Vilbert, Robert. “How a Virus Scanner Works.. “Spyware Information.” servers-hosting-and-ftp-explained/

Work Cited / References