Gartner Research


Published: 11 July 2023



Included in Full Research


  • 大半の企業は、ランサムウェアやその他のサイバー攻撃などのサイバーセキュリティ・インシデントに対応できるようにならねばならないと認識しているが、そのためのスキルやリソースが不足している。

  • さまざまなベンダーがデジタル・フォレンジック/インシデント対応 (DFIR) サービスを提供する中、サービスの種類も増加傾向にあり、適切なDFIRサービス・プロバイダーを選択することがますます難しくなっている。

  • 多くの企業は、セキュリティ・インシデントに対処する際のポリシーや手順の確立と迅速な更新ができておらず、その多くをDFIRリテーナーに頼っている。

  • インシデント対応リテーナー契約を結ぶことを要求するサイバー保険もある。


セキュリティ・オペレーションの責任を担うセキュリティ/リスク・マネジメント (SRM) のリーダーは、以下を行う。

  • 優先的な対応時間、料金の割引、DFIR要件をサポートするサービスの利用を実現すべく、前払いのDFIRリテーナーを購入することを検討する。

  • サイバー保険ポリシーのプロバイダーに問い合わせて、インシデント対応サービスに関する具体的な要件や優先事項があるかどうかを確認する。

  • サイバー保険のプロバイダーに問い合わせて、DFIRリテーナー契約を結ぶことで保険料が下がるかどうかを判別する。

  • インシデント発生時の補償を確保すべく、DFIRサービス・プロバイダーのリストを準備する。

To view the entire document, log in or purchase


Kaoru Yano

Access Research

Already a Gartner client?

Just stopping by?

To view this research and much more, become a client.

Speak with a Gartner specialist to learn how you can access peer and practitioner research backed by proprietary data, insights, advice and tools to help you achieve stronger performance.

By clicking the "Continue" button, you are agreeing to the Gartner Terms of Use and Privacy Policy.

Gartner research: Trusted insight for executives and their teams

What is Gartner research?

Gartner research, which includes in-depth proprietary studies, peer and industry best practices, trend analysis and quantitative modeling, enables us to offer innovative approaches that can help you drive stronger, more sustainable business performance.

Gartner research is unique, thanks to:

Independence and objectivity

Our independence as a research firm enables our experts to provide unbiased advice you can trust.

Actionable insights

Not only is Gartner research unbiased, it also contains key take-aways and recommendations for impactful next steps.

Proprietary methodologies

Our research practices and procedures distill large volumes of data into clear, precise recommendations.

Gartner research is just one of our many offerings.

We provide actionable, objective insight to help organizations make smarter, faster decisions to stay ahead of disruption and accelerate growth.

Tap into our experts

We offer one-on-one guidance tailored to your mission-critical priorities.

Pick the right tools and providers

We work with you to select the best-fit providers and tools, so you avoid the costly repercussions of a poor decision.

Create a network

Connect directly with peers to discuss common issues and initiatives and accelerate, validate and solidify your strategy.

Experience Information Technology conferences

Join your peers for the unveiling of the latest insights at Gartner conferences.

©2022 Gartner, Inc. and/or its affiliates. All rights reserved. Gartner is a registered trademark of Gartner, Inc. and its affiliates. This publication may not be reproduced or distributed in any form without Gartner’s prior written permission. It consists of the opinions of Gartner’s research organization, which should not be construed as statements of fact. While the information contained in this publication has been obtained from sources believed to be reliable, Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information. Although Gartner research may address legal and financial issues, Gartner does not provide legal or investment advice and its research should not be construed or used as such. Your access and use of this publication are governed by Gartner’s Usage Policy. Gartner prides itself on its reputation for independence and objectivity. Its research is produced independently by its research organization without input or influence from any third party. For further information, see Guiding Principles on Independence and Objectivity.