OT vs IT: Securing the Industrial World
Power plants, water works and factories run on operational technology, and protecting it takes more than a regular firewall.
- Fasaha
- Manya
- Matsakaici
- Mai ilmantarwa
- Tambayoyi 10
- kimanin minti 5
- Martani bayan kowace tambaya
Fafatawa da juna
Don yara da masu son nishaɗi
Ku duba tambayoyin
Ba tare da amsoshin da suka dace ba, don su zama abin mamaki idan kuka yi wasan.
Tambaya ta 1
In OT security, which goal usually comes first?
- Availability and safety of the process
- Confidentiality of stored data
- Anonymity of the plant operators
- Speed of software updates
Tambaya ta 2
Why are PLCs in a plant often left unpatched for years?
- Their vendors forbid any software changes
- Patching needs downtime and retesting the process
- They cannot be infected by any malware
- Patches for them only exist on paper
Tambaya ta 3
Which malware, found in 2010, sabotaged Iranian uranium centrifuges?
- WannaCry
- NotPetya
- Stuxnet
- Mirai
Tambaya ta 4
What is a key security weakness of the classic Modbus protocol?
- It only works over satellite links
- It has no built-in authentication
- It encrypts data with a broken cipher
- It needs a cloud server to run
Tambaya ta 5
In the Purdue model, which level holds the physical sensors and actuators?
- Level 3
- Level 4
- Level 0
- Level 2
Tambaya ta 6
A plant claims its OT network is air-gapped. Which still threatens it?
- A USB stick plugged in by a contractor
- Phishing emails sent to the OT switches
- Ransomware in the public cloud only
- Weak passwords on the cafeteria Wi-Fi
Tambaya ta 7
Which standard series is built specifically for industrial automation security?
- ISO/IEC 27001
- IEC 62443
- PCI DSS
- ISO 9001
Tambaya ta 8
Why is aggressive active scanning risky on an OT network?
- Old devices may crash from unexpected traffic
- Scanners legally count as an attack there
- OT devices hide behind invisible IP addresses
- Scans permanently erase network switch logs
Tambaya ta 9
In 2015, attackers cut power to about 225,000 people in which country?
- Estonia
- Ukraine
- Germany
- Georgia
Tambaya ta 10
What device allows data to flow only one way out of an OT network?
- A load balancer
- A VPN concentrator
- A data diode
- A proxy server
