أمان تكنولوجيا المعلومات: الحماية من الهجمات الرقمية from Coursera

تغطي هذه الدورة مجموعة متنوعة من المفاهيم والأدوات وأفضل الممارسات المتعلقة بأمان تكنولوجيا المعلومات. وهي تتناول التهديدات والهجمات والأشكال العديدة التي قد تتخذها. سنقدم لك بعض المعلومات التمهيدية عن خوارزميات التشفير وكيفية استخدامها لتأمين البيانات. ثم نستعرض بالتفصيل ثلاثة من جوانب أمان المعلومات، وهي المصادقة والترخيص والمحاسبة. سنغطي أيضًا حلول أمان الشبكات المتنوعة التي تشمل جدران الحماية وخيارات تشفير الشبكات اللاسلكية Wifi. وتكتمل الدورة بتجميع كل هذه العناصر معًا في بنية أمنية عميقة ومتعددة الطبقات، يلي ذلك توصيات حول كيفية دمج ثقافة الأمان في مؤسستك أو لدى أعضاء فريقك.

في نهاية هذه الدورة، ستفهم ما يلي:

● طريقة عمل خوارزميات وتقنيات التشفير المختلفة فضلًا عن مزاياها وعيوبها.

● أنظمة وأنواع المصادقة المختلفة.

● الفرق بين المصادقة والترخيص

●كيفية تقييم المخاطر المحتملة والتوصية بالطرق التي من شأنها تقليل المخاطر.

● أفضل الممارسات الخاصة بتأمين الشبكة.

● كيفية مساعدة الآخرين في فهم مصطلحات الأمان وحماية أنفسهم.

What's inside

Syllabus

فهم التهديدات الأمنية

مرحبًا بكم في دورة أمان تكنولوجيا المعلومات الخاصة بشهادة اختصاصي دعم تكنولوجيا المعلومات! سنتناول في الأسبوع الأول من هذه الدورة أساسيات الأمان في بيئة تكنولوجيا المعلومات. سنتعرف على كيفية تحديد واستيعاب المخاطر الأمنية والثغرات والتهديدات. وسنُحدد أكثر الهجمات الأمنية شيوعًا في المؤسسة ونفهم كيف يرتبط الأمن بمبدأ "السرية والتكامل والتوافر". بنهاية هذه الوحدة، ستتعرف على أنواع البرامج الضارة والهجمات على الشبكات والهجمات من جانب العميل، إلى جانب المصطلحات الأساسية المتعلقة بالأمان والتي ستراها في مكان العمل.

علم التشفير

في الأسبوع الثاني لهذه الدورة، سنتعرف على التشفير. وسنستكشف الأنواع المختلفة لممارسات التشفير وآلية عملها. سنعرض لك الخوارزميات الأكثر شيوعًا المستخدمة في التشفير وكيف تطورت بمرور الوقت. في نهاية هذه الوحدة، ستفهم كيفية عمل التشفير المتماثل والتشفير غير المتماثل والتجزئة، وستعرف أيضًا كيفية اختيار طريقة التشفير الأكثر ملاءمةً لسيناريو معين قد ينشأ في مكان العمل.

أمان المصادقة والترخيص والمحاسبة AAA (لا توجد مساعدة على جانب الطريق)

في الأسبوع الثالث لهذه الدورة، سنتعرف على "المصادقة والترخيص والمحاسبة"في مجال الأمان عبر الإنترنت. بصرف النظر عن نوع الدور الفني الذي تؤديه، يجدر بك فهم كيفية عمل المصادقة والترخيص والمحاسبة داخل المؤسسة. في نهاية هذه الوحدة، ستكون قادرًا على اختيار أنسب طريقة للمصادقة والترخيص، فضلاً عن مستوى الوصول الممنوح للمستخدمين في المؤسسة.

تأمين شبكاتك

في الأسبوع الرابع لهذه الدورة، ستتعرف على بنية الشبكة الآمنة. من المهم معرفة كيفية اتخاذ التدابير الأمنية في بيئة الشبكة، ولذا سنعرض عليك بعضًا من أفضل الممارسات لحماية شبكة مؤسستك. سنتعرف على بعض المخاطر التي تهدد الشبكات اللاسلكية وكيفية تقليلها. وسنتطرق أيضًا إلى طرق مراقبة حركة المرور على الشبكة وقراءة التقاط حزم البيانات. في نهاية هذه الوحدة، ستفهم كيفية استخدام الشبكات الخاصة الافتراضية VPN وكيفية عمل الخوادم الوكيلة والخوادم الوكيلة العكسية، والسبب في اعتبار 802.1X ذا أهمية قصوى لحماية الشبكة، وتفهم السبب في اعتبار نظام الوصول المحمي إلى الشبكة اللاسلكية WPA/WPA2 أفضل من الخصوصية المكافئة للشبكات السلكية WEP، وتتعرف على كيفية استخدام برنامج tcpdump لالتقاط وتحليل حزم البيانات على الشبكة. ذلك قدر كبير من المعلومات، ولكن سيلقيه متخصص في دعم تكنولوجيا المعلومات لتيسير الفهم.

الدفاع العميق

في الأسبوع الخامس من هذه الدورة، سنستعرض بمزيد من التفصيل الدفاع الأمني. سنتناول الوسائل الخاصة بتطبيق طرق تحصين النظام وزيادة حماية التطبيقات، إلى جانب تحديد السياسات المتعلقة بأمان نظام التشغيل. في نهاية هذه الوحدة، ستعرف السبب في أهمية تعطيل المكونات غير الضرورية للنظام، وتتعرف على جدران الحماية القائمة على المضيف، وإعداد الحماية ضد البرامج الضارة، وتنفيذ تشفير الأقراص، وتكوين إدارة تصحيح البرامج فضلاً عن سياسات التطبيقات.

إنشاء ثقافة أمنية للشركة

تهانينا، لقد وصلت إلى الأسبوع الأخير في الدورة! في الأسبوع الأخير من هذه الدورة، سنتعرف على طرق إنشاء ثقافة أمنية للشركة. من المهم بالنسبة لأي شخص يشغل وظيفة تقنية تحديد التدابير الملائمة لتحقيق أهداف الأمان الثلاثة. في نهاية هذه الوحدة، ستُطور خطة أمنية لمؤسسة لإظهار المهارات التي تعلمتها في هذه الدورة. لقد انتهيت تقريبًا، واصل العمل الرائع!

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Provides a solid basis for professionals seeking to advance their understanding in data security

Teaches encryption and authentication, both foundational pillars for cybersecurity

Offers practical knowledge on securing networks and implementing defense-in-depth strategies

Geared towards fostering a security-conscious culture within organizations

Taught by Google Career Certificates instructors, renowned for their industry expertise

Covers essential concepts for IT professionals aiming to enhance their security knowledge

Reviews summary

Highly praised it security course

This course provides a comprehensive overview of IT security, including encryption algorithms, authentication, authorization, and network security. Students highly recommend the course, praising its clear and informative content.

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in أمان تكنولوجيا المعلومات: الحماية من الهجمات الرقمية with these activities:

Review the book 'Cryptography and Network Security: Principles and Practice'

Show steps

Read and review the book “Cryptography and Network Security: Principles and Practice” by William Stallings to gain a comprehensive understanding of cryptography and network security concepts.

View أساسيات أمن الشبكات : تطبيقات ومعايير on Amazon

Show steps

Read the book thoroughly, taking notes and highlighting important concepts
Summarize key chapters and concepts in your own words
Apply the knowledge gained to real-world security scenarios

Follow tutorials on using security tools such as Wireshark

Show steps

Complete tutorials on using security tools such as Wireshark to analyze network traffic and identify potential security issues.

Browse courses on Wireshark

Show steps

Identify reputable tutorials on using security tools
Follow the tutorials step-by-step and practice using the tools
Explore additional features and capabilities of the tools

Practice assessing security vulnerabilities

Show steps

Perform practice drills to improve your ability to assess security vulnerabilities and identify potential threats.

Browse courses on Security Vulnerabilities

Show steps

Identify common types of vulnerabilities
Learn vulnerability assessment tools and techniques
Practice assessing vulnerabilities on sample systems
Analyze and interpret vulnerability assessment reports

Five other activities

Expand to see all activities and additional details

Show all eight activities

Create a presentation on best practices for network security

Show steps

Develop a presentation that summarizes the best practices for securing networks, including topics such as access control, encryption, and intrusion detection.

Browse courses on Network Security Best Practices

Show steps

Research and gather information on network security best practices
Create a presentation outline and slides
Develop and incorporate interactive elements
Practice delivering the presentation

Attend a workshop on ethical hacking or penetration testing

Show steps

Participate in a workshop on ethical hacking or penetration testing to gain hands-on experience in identifying and exploiting vulnerabilities in computer systems.

Browse courses on Ethical Hacking

Show steps

Identify and register for relevant workshops
Attend the workshop, take notes, and actively engage in the activities
Practice the techniques learned in a controlled environment

Develop a security incident response plan

Show steps

Create a detailed plan that outlines the steps that should be taken in the event of a security incident to minimize damage and restore normal operations.

Browse courses on Security Incident Response

Show steps

Identify potential security incidents and their impact
Develop response procedures for each type of incident
Define roles and responsibilities for incident response
Test and validate the incident response plan

Contribute to open-source security projects on platforms like GitHub

Show steps

Engage with open-source security projects on platforms like GitHub to contribute to the development and improvement of security tools and resources.

Browse courses on Open Source Security

Show steps

Identify open-source security projects that align with your interests
Review the project documentation and contribute code or documentation
Participate in discussions and collaborate with other contributors

Build a small-scale network and implement security measures

Show steps

Construct a small-scale network and apply the security measures you have learned in this course to protect it from potential threats.

Show steps

Design and set up a small-scale network
Configure access control and authentication mechanisms
Implement encryption and intrusion detection systems
Test the effectiveness of the security measures implemented

Career center

Learners who complete أمان تكنولوجيا المعلومات: الحماية من الهجمات الرقمية will develop knowledge and skills that may be useful to these careers:

Security Architect

Security Architects design and implement security architectures to protect an organization's computer networks and systems. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of security architecture concepts and best practices. The course covers topics such as risk assessment, security planning, and defense-in-depth, which are all essential knowledge for Security Architects.

See salaries and explore the career path for Security Architect

Network Security Engineer

Network Security Engineers design, implement, and maintain security measures to protect an organization's computer networks. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of network security concepts and best practices. The course covers topics such as firewalls, intrusion detection systems, virtual private networks, and wireless network security, which are all essential knowledge for Network Security Engineers.

See salaries and explore the career path for Network Security Engineer

Chief Information Security Officer (CISO)

Chief Information Security Officers (CISOs) are responsible for overseeing an organization's information security program. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of information security concepts and best practices. The course covers topics such as risk assessment, security planning, and incident response, which are all essential knowledge for CISOs.

See salaries and explore the career path for Chief Information Security Officer (CISO)

Cryptographer

Cryptographers design and implement cryptographic algorithms and protocols to protect data and communications. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of cryptography concepts and best practices. The course covers topics such as symmetric and asymmetric encryption, hashing, and digital signatures, which are all essential knowledge for Cryptographers.

See salaries and explore the career path for Cryptographer

Security Engineer

Security Engineers design, implement, and maintain security measures to protect an organization's computer networks and systems. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of information security concepts and best practices. The course covers topics such as cryptography, authentication, authorization, network security, and defense-in-depth, which are all essential knowledge for Security Engineers.

See salaries and explore the career path for Security Engineer

Information Security Manager

Information Security Managers are responsible for managing an organization's information security program. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of information security concepts and best practices. The course covers topics such as risk assessment, security planning, and incident response, which are all essential knowledge for Information Security Managers.

See salaries and explore the career path for Information Security Manager

IT Auditor

IT Auditors evaluate an organization's computer networks and systems to ensure that they are secure and compliant with regulations. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of information security concepts and best practices. The course covers topics such as cryptography, authentication, authorization, network security, and defense-in-depth, which are all essential knowledge for IT Auditors.

See salaries and explore the career path for IT Auditor

Security Operations Center (SOC) Analyst

Security Operations Center (SOC) Analysts monitor and respond to security events. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of security monitoring and incident response procedures. The course covers topics such as log analysis, intrusion detection, and incident handling, which are all essential knowledge for SOC Analysts.

See salaries and explore the career path for Security Operations Center (SOC) Analyst

Penetration Tester

Penetration Testers evaluate an organization's computer networks and systems to identify vulnerabilities that could be exploited by attackers. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of penetration testing techniques and best practices. The course covers topics such as vulnerability assessment, network scanning, and exploitation, which are all essential knowledge for Penetration Testers.

See salaries and explore the career path for Penetration Tester

Cybersecurity Analyst

Cybersecurity Analysts are responsible for protecting an organization's computer networks and systems from cyberattacks. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of cybersecurity concepts and best practices. The course covers topics such as cryptography, authentication, authorization, network security, and defense-in-depth, which are all essential knowledge for Cybersecurity Analysts.

See salaries and explore the career path for Cybersecurity Analyst

Incident Responder

Incident Responders investigate and respond to security incidents. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of incident response procedures and best practices. The course covers topics such as incident handling, evidence collection, and forensics, which are all essential knowledge for Incident Responders.

See salaries and explore the career path for Incident Responder

Malware Analyst

Malware Analysts investigate and analyze malware to understand how it works and how to protect against it. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of malware analysis techniques and best practices. The course covers topics such as reverse engineering, dynamic analysis, and threat intelligence, which are all essential knowledge for Malware Analysts.

See salaries and explore the career path for Malware Analyst

Security Consultant

Security Consultants provide advice and guidance to organizations on how to improve their security posture. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of information security concepts and best practices. The course covers topics such as risk assessment, security planning, and incident response, which are all essential knowledge for Security Consultants.

See salaries and explore the career path for Security Consultant

Information Security Analyst

An Information Security Analyst plans and implements security measures to protect an organization's computer networks and systems. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of information security concepts and best practices. The course covers topics such as cryptography, authentication, authorization, and network security, which are all essential knowledge for Information Security Analysts.

See salaries and explore the career path for Information Security Analyst

Forensic Analyst

Forensic Analysts investigate and analyze digital evidence to support legal and investigative proceedings. This course may be useful for those looking to enter this field, as it provides a comprehensive overview of forensic analysis techniques and best practices. The course covers topics such as data recovery, evidence handling, and report writing, which are all essential knowledge for Forensic Analysts.

See salaries and explore the career path for Forensic Analyst