暴露管理在建立網絡安全計劃中的作用
網絡安全計劃的目的是管理組織對潛在的網絡威脅的暴露。 這包括主動嘗試在攻擊者惡意利用之前識別和關閉安全漏洞，以及反應識別、阻止和修復正持續的攻擊。
曝光管理是組織主動網路安全運作的重要組成部分。 透過繪製其攻擊面並識別其中的脆弱性，組織可以確定最有可能受到攻擊的地點和方式。此資訊通過指出組織應在哪裡採取行動來解決公司潛在的網路風險，以通知網路安全營運。
如何建立曝光管理計劃
若要開始使用曝光管理程式，請依照下列步驟操作。
稽核現有的安全可見性架構
許多組織至少可以對其數位攻擊表面進行部分的能見度。 例如，組織可以定期執行脆弱性掃描和滲透測試，或維護組織使用的硬體和軟體的清單。
開發曝光管理計劃的第一步是對公司現有的曝光管理架構和計劃進行審核。 例如，組織應確定其擁有哪些解決方案以及它們之間存在的整合程度。 一系列全面的安全監控解決方案，如果它們被隔離，而且只能提供部分可見性組織的攻擊表面，則不會帶來任何好處。
識別可見性差距
在確定其現有安全監控架構的範圍之後，組織可以開始評估其在監控潛在曝光方面的有效性。 這涉及確定組織需要掌握哪些內容、目前可以看到的內容以及兩者之間的任何差距。
This step depends on a clear understanding of an organization’s existing IT and security architectures. The company needs to know what externally facing assets it has, what internal assets it has, such as devices, and how each of its existing risk monitoring solutions and processes covers them. Potential gaps not only include overlooked assets but also vulnerabilities on known assets.
After identifying existing visibility gaps, the organization can take steps to prioritize these gaps using threat intelligence on what attackers are targeting, exploitability, business context, potential compensating controls and more.
For example, if the corporate monitoring infrastructure was previously siloed or included visibility gaps, then greater visibility may unveil new, significant vulnerabilities or other external/internal exposures.. But, there may be far too many vulnerabilities to remediate quickly. Eliminating silos and improving security visibility might also provide prioritization, ensuring a manageable amount of risks are left to be tackled
Safely Remediate
If an organization currently lacks metrics for its remediation process such as the mean time to remediation (MTTR) for critical vulnerabilities and exposures, now is a good time to create them. If metrics exist, the organization should review them in light of changes to its security monitoring architecture.
這些指標應定期審核和評估。 這有助於確保組織的曝光管理計劃符合業務的需求。
Organizations should focus remediation efforts on actions that measurably reduce exposure and shorten mean time to remediation (MTTR).
Before acting, teams should validate that a fix will meaningfully reduce risk, confirm whether compensating controls already exist, and ensure changes can be implemented safely in production environments. This approach helps prevent disruption while ensuring that the most dangerous exposures are addressed first.
Remediation must also be treated as a continuous process, not a onetime effort. Organizations should track MTTR on an ongoing basis and use it as a core metric for evaluating the effectiveness of their exposure management program.
Clear ownership, consistent tracking of remediation status, and regular measurement of progress help identify bottlenecks and gaps over time. By continuously monitoring MTTR and exposure reduction, security teams can improve prioritization, automate repeatable fixes, and demonstrate sustained risk reduction as both the environment and threat landscape evolve.
曝光管理的好處
曝光管理旨在將脆弱性管理提升到一個新的水平。它可以提供的一些好處包括以下：
- 更高的可見性：曝光管理以更好地掌握組織的數位攻擊表面。 這對於脆弱性檢測和修復來說非常寶貴，而且還具有其他 IT 和安全優勢。
- 降低風險：曝光管理通過提高可見性和自動化來最佳化風險管理。 透過更早消除更多安全漏洞，可以降低組織遭受網路攻擊的風險。
- 節省成本：防止網絡攻擊發生總是比事實後修復它更便宜。 有效的暴露管理可以透過在安全漏洞被利用之前消除安全漏洞來節省安全成本。
選擇曝光管理解決方案
風險管理旨在簡化和改善企業風險管理做法。 透過整合安全能見度並在可能的情況下自動化風險管理，組織可以更主動地保護自己免受網路攻擊。
Check Point Exposure Management, now has 150+ integrations to ensure remediation is quick, safe and has wide coverage.
An effective exposure management program makes cybersecurity cheaper and more cost-effective. To learn more about how Check Point Exposure Management can help, sign up for a free demo today.
