How to Encrypt Sensitive Company Data

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Reviewed by Cera Adams

Director, Assurance Services at OCD Tech

Updated Oct, 9

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Concise Overview

 

Encrypting sensitive company data means using strong algorithms like AES for data stored on your devices and secure protocols such as TLS for data in transit, with properly managed encryption keys. In addition, regularly updating your encryption methods and performing security assessments—sometimes with external help from firms like OCD Tech—ensures continuous protection against evolving threats.

 

Detailed Explanation

 

When it comes to safeguarding company information, encryption plays a vital role by transforming readable data into a scrambled format that only those with the proper decryption key can understand. This means even if someone intercepts your data, it remains inaccessible without the key.

Here’s how you can effectively encrypt your sensitive data:

  • Identify Critical Data: Start by figuring out which pieces of data are sensitive—such as customer information, financial records, or intellectual property—since not all data may require the same level of protection.

  • Encrypt Data at Rest: Use strong encryption algorithms like Advanced Encryption Standard (AES) for files stored on computers, servers, or cloud storage. This ensures that if physical devices are compromised, the data remains protected.

  • Encrypt Data in Transit: Employ secure transmission protocols—like Transport Layer Security (TLS) or Secure Sockets Layer (SSL)—to protect data as it moves over networks. This stops eavesdroppers from being able to intercept and read the information.

  • Manage Encryption Keys Securely: Encryption keys are like secret passwords that unlock your data. They need to be stored and managed carefully, ideally using a secure key management system or hardware security modules (HSMs). If keys are lost or stolen, your encryption won’t be effective.

  • Regularly Update and Audit: Technology evolves and vulnerabilities can be discovered over time. Ensure that you keep your encryption methods up-to-date and conduct regular audits to check for weaknesses. Our team at OCD Tech believes in the value of continuous review to maintain a secure environment.

  • Train and Inform Employees: Ensure that everyone who handles sensitive data understands the importance of encryption and follows best practices when dealing with keys and secure communications. Simple mistakes by staff can lead to vulnerabilities.

  • Plan for Incident Response: Even with robust encryption, breaches can occur. Prepare a detailed incident response plan that includes steps to re-encrypt or revoke compromised keys, minimizing potential damage.

By following these steps, you create multiple layers of defense which drastically reduce the risk of unauthorized access to your sensitive information. Remember, encryption is just one part of a broader cybersecurity strategy that includes regular assessments, secure protocols, and continuous improvement.

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Frequently asked questions

What services does OCD Tech provide?

OCD Tech offers a comprehensive suite of cybersecurity and IT assurance services, including SOC 2/3 and SOC for Cybersecurity reporting, IT vulnerability and penetration testing, privileged access management, social engineering assessments, virtual CISO (vCISO) support, IT general controls audits, WISP development, and compliance assistance for frameworks like CMMC, DFARS, and FTC Safeguards.

Which industries does OCD Tech serve?

OCD Tech specializes in serving highly regulated sectors such as financial services, government, higher education, auto dealerships, enterprise organizations, and not-for-profits throughout New England.

How long does an IT security assessment take?

Typically, OCD Tech’s on-site work spans 1–2 days, depending on complexity and number of sites, followed by 1–2 weeks of analysis and reporting to deliver clear, actionable recommendations.

Why should I get SOC 2 compliant?

SOC 2 reporting demonstrates to clients and prospects that an organization follows best-in-class controls over security, availability, processing integrity, confidentiality, and privacy—boosting trust, meeting RFP/due diligence requirements, and helping secure contracts. OCD Tech helps organizations achieve and maintain this compliance.

Can OCD Tech help me with federal cybersecurity regulations?

Yes—OCD Tech provides guidance for compliance with DFARS (NIST 800‑171), CMMC (Levels 1–3), and FTC Safeguards, ensuring organizations meet specific government or industry-based cybersecurity mandates.

What is a virtual CISO (vCISO), and do I need one?

A virtual CISO delivers strategic, executive-level cybersecurity leadership as a service. OCD Tech’s vCISO service is ideal for organizations lacking a full-time CISO and helps build programs, define policy, oversee risk, and guide security maturity.

Does OCD Tech offer ongoing security training or audits for staff?

Absolutely. OCD Tech provides tailored internal IT Audit training and security awareness sessions, plus annual reviews of Written Information Security Programs (WISP), such as Massachusetts 201 CMR 17 and other state or industry-specific controls.

Audit. Security. Assurance.

IT Audit | Cybersecurity | IT Assurance | IT Security Consultants – OCD Tech is a technology consulting firm serving the IT security and consulting needs of businesses in Boston (MA), Braintree (MA) and across New England. We primarily serve Fortune 500 companies including auto dealers, financial institutions, higher education, government contractors, and not-for-profit organizations with SOC 2 reporting, CMMC readiness, IT Security Audits, Penetration Testing and Vulnerability Assessments. We also provide dark web monitoring, DFARS compliance, and IT general controls review.

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25 BHOP, Suite 407, Braintree MA, 02184

844-623-8324

https://ocd-tech.com

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