Added blog post on macro signing with link to datasheet and unlisted …

…youtube video.

docs/blog/_posts/2025-01-31-signing-office-macros-with-signpath.md

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+---
+layout: post
+title: "Protecting Office Macros with SignPath Advanced Code Signing"
+image: '2025-01-31-bg'
+date: 2025-01-31 06:00:00 +0000
+author: Paul Savoie
+summary: "Microsoft Office Macros' one-click convenience makes them an easy target for hackers. Learn how to protect your Macros in this post."
+description: "Microsoft Office Macros' convenience makes them an easy target for hackers. Learn how to protect them in this post."
+---
+
+
+Microsoft Office Macros have long been a staple in business workflows, automating repetitive tasks and streamlining complex operations. However, despite their convenience, Office macros pose a significant security risk. Their convenience makes them an easy target. Cybercriminals frequently exploit Macros to gain unauthorized access to systems, deploy malware, and execute targeted attacks such as ransomware and spear phishing. 
+
+<a href='/assets/collateral/SignPathOfficeMacros.pdf' class='btn btn-primary' style="text-align: center;">Download the Datasheet</a>
+
+## The Security Threat of Office Macros 
+
+Macros are small programs written in Visual Basic for Applications (VBA) that execute within Office documents. When a user opens a document containing a macro, it runs with the same permissions as the user, potentially allowing attackers to compromise systems. Worse still, some macros leverage additional exploits to escalate privileges, making them an even greater threat. 
+
+## Why Are Macros a Preferred Attack Vector? 
+
+- Social Engineering: Unlike executable files, which users are often cautious about opening, Office documents are typically considered safe. Attackers exploit this trust by embedding malicious Macros into documents and persuading users to enable them through social engineering tactics. 
+- Ease of Execution: Enabling macros requires just a single click, often facilitated by deceptive instructions embedded within phishing emails or the document itself. 
+- Difficulties in Policy Enforcement: Traditional security measures such as application whitelisting and malware scanning are ineffective at fully mitigating Macro threats. 
+
+Given these risks, it's important to adopt a secure yet pragmatic approach to managing macros. 
+
+## The Shortfalls of Existing Security Approaches 
+
+Organizations have attempted various methods to secure Office macros, but most solutions either fail to provide adequate protection or disrupt business operations. The table below highlights common approaches and their trade-offs: 
+
+
+| Method | Security Level | Implementation | Business Impact | Remarks | 
+| :--------: | :--------------- | :--------------- |:---------------- | :---------: | 
+| Enable macro execution | 🔴 Very Low | 🟢 Easy | 🟢 Low | Should never be enabled due to high risk | 
+| Let users decide | 🟠 Low | 🟢 Easy | 🟢 Low | Users are unreliable at making security decisions | 
+| Disable except for signed macros | 🟡 Medium | 🟠 Moderate | 🟢 Low | Manual signing requires private key access on development PCs | 
+| Disable except for certain users | 🟡 Medium | 🔴 Difficult | 🟠 Moderate | Still poses a risk, as each authorized user is a potential attack vector | 
+| Disable except for certain storage locations | 🟡 Medium | 🟡 Moderate | 🟡 Moderate | Prevents internet/email attacks but is vulnerable to insider threats | 
+| Disable for everyone | 🟢 High | 🟢 Easy | 🔴 High | Secure but often unrealistic for business needs | 
+
+Clearly, no single approach effectively balances security and usability. This is where macro signing becomes a game-changing solution. 
+
+## Implementing Macro Signing for Secure End-User Policies
+
+Digitally signing macros allows organizations to enforce strict security policies without disrupting workflows. With macro signing, organizations can:
+
+- Use Group Policy settings to allow execution only for macros signed with trusted certificates.
+- Assign trusted certificates to specific users and groups based on their roles.
+
+## How SignPath Enhances Security and Efficiency
+
+Using SignPath, organizations can implement a robust macro signing process that ensures security while maintaining usability. SignPath provides:
+
+- Secure storage of signing keys, preventing unauthorized use.
+- Automated and well-defined signing processes, eliminating the need for manual intervention.
+- Seamless integration with Microsoft Office's security policies, allowing for easy enforcement of execution rules.
+
+
+## The End-to-End Security Process with SignPath
+
+1. Developers create and edit macros in Office documents or templates.
+2. Macros are digitally signed manually or automatically using SignPath.
+3. Administrators define signing permissions and approval rules within SignPath.
+4. Office enforces execution restrictions, ensuring only approved, trustworthy macros can execute.
+
+For end users, this process is seamless:
+- They can create new documents and edit existing ones without affecting signed macros.
+- Documents can be stored anywhere and shared via email without security concerns.
+
+
+<div align="center">
+	<iframe  width="560" height="315" src="https://www.youtube.com/embed/-wOFkVUtjFQ" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen>
+</iframe>
+</div>
+
+
+## Fine-Tuning Execution Permissions with Certificate Scopes
+To further enhance security, organizations can assign different macro signing certificates to various departments. This ensures that only trusted macros run within specific groups, reducing the attack surface.
+
+For example:
+
+| Department | Trusted Certificates |
+| ------------ | ---------------------- |
+| Finance | Global, Finance |
+| Legal | Legal |
+| Engineering | Global, Engineering, Subcontractors |
+| Restricted Users | None |
+| Everyone Else | Global |
+
+By defining signing policies accordingly, organizations can ensure that only authorized users can create macros for their respective departments.
+
+
+## Implementing Macro Signing for Secure End-User Policies
+
+Digitally signing macros allows organizations to enforce strict security policies without disrupting workflows. With macro signing, organizations can:
+
+- Use Group Policy settings to allow execution only for macros signed with trusted certificates.
+- Assign trusted certificates to specific users and groups based on their roles.
+
+## How SignPath Enhances Security and Efficiency
+
+Using SignPath, organizations can implement a robust macro signing process that ensures security while maintaining usability. 
+
+SignPath provides:
+
+- Secure storage of signing keys, preventing unauthorized use.
+- Automated and well-defined signing processes, eliminating the need for manual intervention.
+- Seamless integration with Microsoft Office's security policies, allowing for easy enforcement of execution rules.
+
+## The End-to-End Security Process with SignPath
+
+1. Developers create and edit macros in Office documents or templates.
+2. Macros are digitally signed manually or automatically using SignPath.
+3. Administrators define signing permissions and approval rules within SignPath.
+4. Office enforces execution restrictions, ensuring only approved, trustworthy macros can execute.
+
+End users, this process is seamless. They can create new documents and edit existing ones without affecting signed macros.
+Documents can be stored anywhere and shared via email without security concerns.
+
+## Securing External Collaboration
+For businesses working with external partners and customers, macro security should extend beyond internal operations. Organizations can use an Extended Validation (EV) code signing certificate, allowing external users to:
+
+- Verify the authenticity of macros.
+- Choose whether to trust signed macros on a per-user basis or enforce their own policy frameworks.
+
+This ensures that macros remain secure while facilitating seamless collaboration with external stakeholders.
+
+## Conclusion
+
+Office macros pose a significant security risk, making them a preferred attack vector for cybercriminals. While traditional security measures fall short in effectively mitigating these threats, macro signing presents a powerful and practical solution. By implementing a digitally signed macro policy, organizations can:
+
+- Prevent unauthorized macro execution.
+- Reduce human error in security decisions.
+- Maintain business continuity without excessive restrictions.
+
+SignPath simplifies the macro signing process, ensuring that organizations can enforce secure policies without burdening users. By adopting a structured, certificate-based approach, businesses can safeguard their environments while continuing to leverage the efficiency of Office macros.
+
+By taking proactive measures today, organizations can significantly reduce their risk exposure and protect themselves from the ever-evolving landscape of cyber threats.
+
+
+Want to learn more about how SignPath can protect your Office macros? [Get in touch with us](https://about.signpath.io/contact) today.
+
+