Introduction
簡介
Imagine you are the manager of a large amusement park, responsible for ensuring the safety and enjoyment of thousands of visitors every day. One day, while inspecting one of the most popular roller coasters, you discover a critical flaw in the safety mechanism. This issue could indicate a deliberate act of sabotage and if left unaddressed, could lead to a serious accident, endangering lives.
想像你是一座大型遊樂園的經理，負責確保每天數千名遊客的安全與遊玩體驗。有一天，在檢查其中一座最受歡迎的雲霄飛車時，你發現安全機制中存在一個嚴重的瑕疵。這個問題可能顯示出有蓄意破壞的行為，若不加以處理，可能導致嚴重意外，危及生命安全。
Recognizing the potential disaster, you immediately shut down the ride and bring in experts to repair and enhance the safety systems. Realizing that this issue was only discovered by chance, you decide to install advanced surveillance and monitoring systems to detect any future structural safety issues early. You also revise safety protocols and organize training sessions for the maintenance team, ensuring they are equipped to identify and address potential risks.
認知到潛在的災難後，你立即關閉該遊樂設施，並找來專家進行維修並強化安全系統。你意識到這個問題只是碰巧才被發現，於是決定安裝先進的監視與監控系統，以便及早偵測未來可能出現的結構安全問題。你也修訂了安全規範，並為維護團隊安排訓練課程，確保他們具備識別及處理潛在風險的能力。
Just as it is critical to protect amusement park rides from both accidental flaws and deliberate sabotage, it is essential to implement robust cybersecurity measures to secure company networks. Numerous digital threats are not just random. They are often the result of malicious actions by hackers and cybercriminals waiting to exploit any vulnerability they find.
正如保護遊樂園設施免於意外瑕疵及蓄意破壞至關重要，實作穩健的網路安全措施以保護公司網路同樣不可或缺。許多數位威脅並非隨機發生，它們往往是駭客與網路罪犯蓄意行動的結果，這些人時時伺機利用他們所發現的任何弱點。
Failing to address these network vulnerabilities properly could result in catastrophic data breaches, endangering safety, legal and financial repercussions, and irreparable damage to the company's reputation. Clients could lose trust, and the company might never recover. Quick and effective solutions are all that stands between the company and potential disaster.
若未能妥善處理這些網路弱點，可能導致災難性的資料外洩，危及安全、招致法律與財務上的後果，並對公司聲譽造成無法挽回的損害。客戶可能因此失去信任，而公司可能永遠無法恢復元氣。快速且有效的解決方案，是公司與潛在災難之間唯一的屏障。
 | Are you ready to equip yourself with the knowledge and skills that are needed to secure your network from the threats in the digital world? 你準備好裝備自己，學習保護網路免於數位世界中各種威脅所需的知識與技能了嗎？ |
In this course, you will learn about:
在本課程中，你將學習到：
- Threat defense technologies.威脅防禦技術。
- The fundamentals of information security.資訊安全的基礎知識。
- Firewalls and intrusion prevention systems (IPS).防火牆與入侵防禦系統（IPS）。
- Techniques to protect against data loss, phishing attacks, and denial of service (DoS) attacks.防範資料遺失、網路釣魚攻擊，以及阻斷服務（DoS）攻擊的技術。
- Cryptographic technologies.密碼學技術。
- IP Security (IPsec), Secure Sockets Layer (SSL), and Transport Layer Security (TLS) protocols.IP 安全（IPsec）、安全通訊端層（SSL）與傳輸層安全性（TLS）通訊協定。
The image shows some of the more common types of network attacks that you will learn about in this course.
此圖顯示了本課程中將學到的一些較常見的網路攻擊類型。