CAS-003 · Question #233
A security engineer is designing a system in which offshore, outsourced staff can push code from the development environment to the production environment securely. The security engineer is…
The correct answer is D. Use online collaboration tools to initiate workstation-sharing sessions with local staff who have. Workstation-sharing sessions allow offshore staff to participate in deployments through a local employee's authorized session, preventing data exfiltration while keeping the development process moving in real time.
Question
A security engineer is designing a system in which offshore, outsourced staff can push code from the development environment to the production environment securely. The security engineer is concerned with data loss, while the business does not want to slow down its development process. Which of the following solutions BEST balances security requirements with business need?
Options
- ASet up a VDI environment that prevents copying and pasting to the local workstations of
- BInstall a client-side VPN on the staff laptops and limit access to the development network
- CCreate an IPSec VPN tunnel from the development network to the office of the outsourced staff
- DUse online collaboration tools to initiate workstation-sharing sessions with local staff who have
How the community answered
(35 responses)- A6% (2)
- B20% (7)
- C9% (3)
- D66% (23)
Why each option
Workstation-sharing sessions allow offshore staff to participate in deployments through a local employee's authorized session, preventing data exfiltration while keeping the development process moving in real time.
A VDI environment with copy-paste restrictions reduces exfiltration channels but still provisions offshore staff with a persistent virtual machine that holds direct access to development systems, maintaining a larger attack surface than a collaboration-only session where no persistent access is granted.
Installing a client-side VPN on staff laptops grants offshore staff direct, persistent network-level access to the development environment from personally managed devices outside corporate control, creating significant data exfiltration risk with no endpoint enforcement.
An IPSec tunnel between the offshore office network and the corporate development network creates a persistent, broad network path for all offshore staff, providing no granular data loss controls and exposing internal resources to any endpoint on that remote network.
By using screen-sharing or collaborative session tools, offshore staff interact visually with a local employee's workstation where production credentials and data already reside under corporate control - sensitive code and data never transfer to offshore-controlled endpoints, satisfying the data loss prevention requirement without adding approval queues or access delays that would slow the development pipeline.
Concept tested: Secure remote collaboration to prevent offshore data exfiltration
Source: https://csrc.nist.gov/publications/detail/sp/800-46/rev-2/final
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