GiliSoft Full Disk Encryption

Protect compatible Windows drives and removable media against offline access when a device is lost or removed.

  • Encrypt local data partitions and compatible system drives
  • Protect USB drives and SD cards
  • Plan pre-boot access and recovery before deployment

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System-drive encryption needs a compatible boot layout. Check compatibility before installing.

GiliSoft Full Disk Encryption illustration showing password authentication and protected hard disk and SSD storage

Encrypt Windows Drives, USB Drives, and SD Cards

GiliSoft Full Disk Encryption has separate Local Disks and Removable Disks views. Choose a supported disk or partition, set a password, and check the encryption status in the Windows app. On compatible boot layouts, system-drive protection also requires authentication before Windows starts.

It is intended for data-at-rest risks such as a lost laptop, removed disk, or portable storage leaving the office. Data partitions and removable drives have different setup and recovery considerations from a Windows boot partition; verify the exact target before starting.

For only one private folder, use File Lock Pro. For blocking unapproved USB devices, use USB Lock. For a step-by-step encryption and recovery workflow, see the Full Disk Encryption user guide.

Check boot compatibility first: this product does not support encryption of GPT boot partitions. System-drive pre-boot protection requires a compatible MBR/legacy setup. Confirm the partition style and boot mode, back up data, and prepare recovery media before enabling it; do not change a working disk layout just to start a trial.
GiliSoft Full Disk Encryption Local Disks and Removable Disks tabs with encryption status

The Local Disks and Removable Disks tabs show the encryption target and status.

Key Features

Whole Drive Data-at-Rest Protection

Encrypt drives and partitions so stored files, temporary data, and system-related content remain protected when the computer is powered off or physically removed.

Pre-Boot Authentication

Require authentication before Windows loads, helping reduce the risk of offline boot attacks, operating-system bypass attempts, and direct disk access from other startup environments.

USB and SD Card Encryption

Protect removable storage used for field work, transfer, backup, or partner handoff without relying only on hardware-encrypted media.

Partition-Level Protection

Apply protection to selected disks and partitions, giving administrators a practical way to secure system storage, data volumes, and removable media separately.

Password Cache and Uninstall Protection

Reduce repeated password prompts for trusted encrypted removable disks while using advanced settings to help prevent unauthorized removal of the protection software.

Endpoint DLP Workflow

Combine encrypted removable media with USB control policies when the organization needs to reduce data leakage through unmanaged storage devices.

Clear Windows Administration

Manage encryption tasks from a straightforward Windows interface designed for practical deployment, routine unlock behavior, and day-to-day endpoint protection.

Deployment Compatibility Planning

Plan encryption around Windows version, disk layout, boot mode, and partition table requirements so boot protection is deployed on compatible systems.

Testimonials

Full Disk Encryption helped us secure laptops used by remote staff, especially for loss and theft scenarios.

- Olivia M., IT Security Lead

Deployment was straightforward, and full-drive encryption remained stable during normal update and reboot cycles.

- Kevin T., Systems Administrator

Pre-boot authentication closed a major access gap by blocking unauthorized startup attempts on shared machines.

- Rachel P., Compliance Manager

USB and SD encryption controls improved removable-media protection without adding too much overhead for end users.

- Daniel K., IT Administrator

The combined disk encryption and DLP workflow gave us stronger protection for regulated project data.

- Brian C., Support Engineer

Password cache and uninstall protection helped us reduce misconfiguration risk on branch-office endpoints.

- Megan S., Endpoint Operations Manager

Before You Encrypt a Windows Drive

Confirm the disk layout

Check whether the target is a system drive, data partition, USB drive, or SD card. Boot-partition encryption requires a supported MBR or legacy boot layout; GPT boot partitions are not supported.

Back up important data

Keep a verified backup on separate storage before encrypting, decrypting, repartitioning, or changing startup protection.

Create recovery media first

Prepare the recommended bootable recovery media before protecting the Windows system partition, and store it separately from the computer.

Test a non-critical system

Verify startup authentication, password handling, recovery access, sleep, restart, and decryption before deploying the same policy broadly.

Keep the computer powered

Use reliable power and do not interrupt an active encryption or decryption operation, especially on large or nearly full drives.

Follow the complete user guide

Review the Full Disk Encryption user guide for system-drive, removable-media, password, decryption, and recovery workflows.

Who Is This For?

Organizations protecting laptops from loss or theft

Use full disk encryption when mobile computers may carry customer files, business records, source materials, or regulated data outside the office.

IT teams managing data-at-rest risk

Protect entire drives and partitions instead of relying only on login passwords, file permissions, or manual user behavior.

Field-service and remote-work teams

Secure endpoints used in travel, customer sites, temporary offices, and environments where physical device control is limited.

Companies using USB drives or SD cards

Apply encryption to removable media used for transfer, backup, delivery, or portable work so data remains protected after the device leaves the PC.

Compliance and operations managers

Add a stronger control layer for confidential information stored on endpoint drives, especially when audits require evidence of data-at-rest protection.

Admins planning endpoint security layers

Use full disk encryption alongside USB control, folder protection, and copy protection when different risks require different safeguards.

Why Choose GiliSoft Full Disk Encryption?

Built for whole-drive protection

It is designed for securing disks, partitions, and removable storage rather than only hiding selected files after Windows login.

Pre-boot access control

Authentication happens before the operating system loads, which helps protect against offline access attempts and stolen-device scenarios.

Removable media support

USB and SD encryption options make it useful for teams that need to protect both internal drives and portable storage workflows.

Works with broader GiliSoft security tools

Pair it with USB Lock, File Lock Pro, or copy protection tools when the organization also needs port control, folder privacy, or distribution protection.

Practical for endpoint DLP planning

Use encrypted storage as part of a data-loss prevention workflow where unmanaged removable devices and exposed local drives are key risks.

Hard drive encryption guide for Windows 10/11

Need a step-by-step overview first? Read how to encrypt a hard drive on Windows 10/11 and choose the right GiliSoft encryption tool.

Common Full Disk Encryption Use Cases

Protect lost or stolen laptops

Reduce the chance that someone can remove a drive, bypass Windows login, and read business data directly from the disk.

Secure employee endpoint drives

Encrypt local storage on office PCs, remote-work computers, and shared machines that store confidential operational files.

Encrypt USB drives for controlled transfer

Protect portable drives used for customer delivery, backup, partner exchange, or field collection.

Support compliance data-at-rest requirements

Add encryption controls for systems that store personal information, financial files, internal records, or other sensitive materials.

Limit exposure from offline boot tools

Use pre-boot authentication to make it harder for unauthorized users to access protected content through alternate startup environments.

Build a layered endpoint security policy

Combine full disk encryption with USB blocking, folder locking, and access-policy tools when device, file, and transfer risks overlap.

Full Disk Encryption FAQ

What is full disk encryption?

Full disk encryption protects data stored on a drive or partition so files are not readable as ordinary data when the device is lost, removed, or accessed outside the approved startup flow.

Does it protect data before Windows starts?

On a compatible MBR/legacy boot setup, pre-boot authentication checks access before Windows loads. This product does not support GPT boot-partition encryption.

Can it encrypt USB drives and SD cards?

Yes. The product includes removable-media encryption workflows for USB drives and SD cards used in transfer, backup, and portable work scenarios.

Is full disk encryption the same as folder locking?

No. Full disk encryption protects storage at the drive or partition level. Folder locking is better when you only need to hide or password-protect selected folders inside Windows.

Does it support every boot-drive layout?

No. Boot-partition encryption requires a compatible setup, and GPT boot partitions are not supported by this product. Confirm disk layout and boot mode before deployment.

What should I do before encrypting the system drive?

Back up important data, confirm compatibility, create the recommended bootable recovery media, keep reliable power connected, and test the recovery process before broad deployment.

When should I use USB Lock instead?

Use USB Lock when the main need is blocking unauthorized USB devices, ports, or removable-media access rather than encrypting the data stored on a drive.

Review Notes
FileHeap award

  Editors highlighted strong full-drive encryption coverage for endpoint data at rest.
    Coverage noted practical deployment for teams needing immediate confidentiality controls.

GiliSoft Full Disk Encryption provides strong protection for your
critical data wherever your company's laptops go...

  Reviewers praised pre-boot access controls and policy options aligned with everyday compliance routines.
    Lab observations mentioned stable lock and unlock behavior under repeated operations.

 

This program offers the simplest and most effective Whole Disk Encryption
and USB protection available...

  Independent write-ups described the product as dependable for routine endpoint data protection.
    Commentary emphasized clear administration and predictable recovery access flows.

 

GiliSoft provides customers with a single integrated solution for protecting data
at all of its most vulnerable points, such as laptops, USB drives.

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