Apricorn Aegis Secure Key 3NX vs Apricorn Aegis Secure Key 3 (2026): Key Differences
As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.
You are comparing the apricorn aegis secure key 3nx vs aegis secure key 3 to decide which encrypted drive fits your workflow. Both models offer 256-bit AES-XTS hardware encryption and meet FIPS 140-2 Level 3 standards for high security. They also share a software-free authentication approach. The main difference lies in connectivity. One uses a standard USB connector, while the other features a modern USB-C interface. This distinction affects which devices you can use with each drive.
Key differences
| Aspect | Apricorn Aegis Secure Key 3NX Encrypted Drive | Apricorn Aegis Secure Key 3 NXC 8GB USB-C Drive |
|---|---|---|
| USB Version | USB 3.1 | USB 3.2 |
| Connector Type | not listed | Type C |
| Storage Capacity | not listed | 8GB |
Which one should you choose?
Choose Apricorn Aegis Secure Key 3NX Encrypted Drive if
- You need a drive with USB 3.1 connectivity for broader compatibility with older ports.
- You prioritize a standard USB form factor that fits traditional keychains or pockets.
Choose Apricorn Aegis Secure Key 3 NXC 8GB USB-C Drive if
- You want a modern USB-C connector for newer laptops and devices.
- You need a drive that explicitly lists 8GB of storage capacity.
Verdict: Choose the Aegis Secure Key 3NX if you prefer USB 3.1 connectivity and a traditional form factor. Select the Aegis Secure Key 3 NXC if you require a USB-C connector or need a drive with explicitly listed 8GB storage. Both provide strong FIPS 140-2 Level 3 security for your data.
Apricorn Aegis Secure Key 3NX vs 3 Key Differences
USB Version
The Apricorn Aegis Secure Key 3NX uses a USB 3.1 interface. This standard offers solid transfer speeds for everyday encrypted file operations. The Apricorn Aegis Secure Key 3 NXC takes a step further with USB 3.2 support. USB 3.2 provides higher bandwidth potential and improved efficiency compared to USB 3.1. If you connect these drives to modern ports that support USB 3.2, the NXC can theoretically move data faster. However, for typical 8GB file transfers, both will feel quick. The NXC has the technical advantage here due to its newer interface specification.
Connector Type
Connector compatibility is a major practical difference between these two drives. The Aegis Secure Key 3 NXC features a USB Type-C connector. This modern, reversible plug fits directly into newer laptops, tablets, and smartphones without needing an adapter. The data for the Aegis Secure Key 3NX does not explicitly list its connector type, though it is generally known to be USB Type-A. If you use a device with only Type-C ports, the NXC works immediately. The NX might require a dongle or adapter. For users with newer hardware, the NXC is more convenient.
Storage Capacity
Both models shown here come with 8GB of storage capacity. The Aegis Secure Key 3NX listing specifies the 8GB model. The Aegis Secure Key 3 NXC also lists 8GB as the tested unit. While the NXC is available in other sizes like 64GB or 256GB, the direct comparison focuses on the 8GB variants. For storing small encrypted documents, system files, or bootable security tools, 8GB is sufficient for both. Since the capacity is identical in this comparison, neither drive holds an advantage in raw storage space for your data.
Security Standard
Security is the primary reason to choose these drives. Both the Aegis Secure Key 3NX and the Aegis Secure Key 3 NXC provide 256-bit AES-XTS hardware encryption. This ensures your data is protected at rest. Both models also meet FIPS 140-2 Level 3 standards. This is a rigorous US government standard for cryptographic modules. The security level is equal. Both drives operate without software installation, using hardware-based authentication. You get the same high level of protection on both devices. There is no difference in the encryption strength or the certification level between the two models.
Physical Dimensions
Physical size matters for portability. The Aegis Secure Key 3 NXC has specific dimensions listed: 3.25 inches in length, 0.75 inches in width, and 0.25 inches in height. It weighs 0.8 ounces. This compact form factor makes it easy to carry on a keychain or in a pocket. The data for the Aegis Secure Key 3NX does not provide specific physical measurements. We cannot compare the exact size or weight of the NX model. Without those numbers, we cannot determine which is smaller. The NXC offers confirmed compact specs, while the NX size remains unknown.
Which encrypted drive fits your needs?
Users needing modern USB-C connectivity
The NXC model features a USB 3.2 Type-C connector. This design suits newer laptops and devices that lack traditional USB-A ports. You get the same FIPS 140-2 Level 3 security and 256-bit AES-XTS encryption as the other drive. The hardware-encrypted approach ensures your data remains protected without needing extra software. It is a practical choice for modern workflows.
Users with legacy USB-A systems
This drive uses a standard USB 3.1 interface. It works directly with older computers and desktops that only have USB-A ports. You do not need any adapters or dongles to connect it. The 256-bit AES XTS encryption and FIPS 140-2 Level 3 certification provide high security. It is a straightforward solution for traditional hardware setups.
Users wanting separate admin access
The NXC model includes separate admin and user modes. This feature allows for distinct management of access levels. You can maintain strict control over who can modify settings versus who can just read data. It pairs with the USB 3.2 Type-C connector and 256-bit hardware encryption. This setup is ideal for environments requiring clear administrative boundaries.
The products compared
Apricorn Aegis Secure Key 3NX Encrypted Drive
Best for: Small, highly sensitive data storage
- USB Version
- USB 3.1
- Security Standard
- 256-Bit AES XTS, FIPS 140-2 Level 3
- Pack Quantity
- 1
- Security Features
- 256-Bit AES Encryption, FIPS 140-2 Level 3
View on Amazon: Apricorn Aegis Secure Key 3NX Encrypted Drive Affiliate link
The Apricorn Aegis Secure Key 3NX is a hardware-encrypted USB 3.1 flash drive. It uses 256-bit AES XTS encryption and meets FIPS 140-2 Level 3 standards. This model offers 8GB of storage in a black casing. It operates without requiring software installation on your host device. You get a reliable, portable solution for securing sensitive files on the go.
Pros
- USB 3.1 interface for fast data transfer
- 256-bit AES XTS hardware encryption
- FIPS 140-2 Level 3 certification
- No software installation required
Cons
- Limited 8GB storage capacity
- Pre-owned condition may vary
- No included carrying case
Good fit if
- You need hardware encryption without software
- You require FIPS 140-2 Level 3 compliance
- You store small, sensitive files
Skip if
- You need more than 8GB of space
- You prefer new, sealed units
- You require USB 3.2 Gen 2 speeds
Verdict: Apricorn Aegis Secure Key 3NX 8GB fits users who need certified hardware encryption for small files without installing drivers. It is not suitable for large media libraries.
Apricorn Aegis Secure Key 3 NXC 8GB USB-C Drive
Best for: secure Type-C file transfers on modern devices
- Storage Capacity
- 8GB
- USB Version
- USB 3.2
- Connector Type
- Type C
- Security Standard
- 256-Bit AES-XTS, FIPS 140-2 Level 3
- Security Features
- 256-Bit AES Encryption, FIPS 140-2 Level 3
- Dimensions
- 3.25 × 0.75 × 0.25 inches
View on Amazon: Apricorn Aegis Secure Key 3 NXC 8GB USB-C Drive Affiliate link
This flash drive provides hardware-level protection using a native USB-C connector. It features 256-bit AES-XTS hardware encryption, FIPS 140-2 Level 3 validation, and USB 3.2 connectivity. It operates with software-free authentication and offers separate admin and user modes. This drive suits you if you transfer sensitive files across newer laptops and systems with Type-C ports.
Pros
- FIPS 140-2 Level 3 validated security
- 256-bit AES-XTS hardware encryption
- Native USB 3.2 Type-C connector
- Separate admin and user access modes
Cons
- 8GB capacity limits storage for larger archives
- Lacks a native USB Type-A connector
Good fit if
- You need FIPS 140-2 Level 3 validated security directly on USB-C hardware.
- You require software-free authentication with dedicated admin and user roles.
Skip if
- You need more than 8GB of storage space for larger files.
- You connect primarily to standard USB Type-A ports.
Verdict: Apricorn Aegis Secure Key 3 NXC 8GB USB-C Drive delivers FIPS 140-2 Level 3 hardware encryption specifically built for Type-C systems. It suits professionals handling sensitive, small-capacity documents on modern computers without software installation.
Specifications side by side
| Spec | Apricorn Aegis Secure Key 3NX Encrypted Drive | Apricorn Aegis Secure Key 3 NXC 8GB USB-C Drive |
|---|---|---|
| Storage Capacity | not stated | 8GB |
| USB Version | USB 3.1 | USB 3.2 |
| Connector Type | not stated | Type C |
| Security Standard | 256-Bit AES XTS, FIPS 140-2 Level 3 | 256-Bit AES-XTS, FIPS 140-2 Level 3 |
| Pack Quantity | 1 | not stated |
| Size | not stated | 8GB |
| Security Features | 256-Bit AES Encryption, FIPS 140-2 Level 3 | 256-Bit AES Encryption, FIPS 140-2 Level 3 |
| Dimensions | not stated | 3.25 × 0.75 × 0.25 inches |
| Weight | not stated | 0.8 ounces |
| Color | Black | Black |
| Model | ASK3-NX-8GB | ASK3-NXC-8GB |
Frequently asked questions
Does the Apricorn Aegis Secure Key 3NX have a USB-C port?
No, the standard Aegis Secure Key 3NX uses a USB 3.1 interface. If you need a USB-C connection, you should look at the Apricorn Aegis Secure Key 3 NXC. That model features a USB 3.2 Type-C connector. It provides the same FIPS 140-2 Level 3 security but fits modern devices without USB-A ports.
What is the storage capacity of the Apricorn Aegis Secure Key 3NX?
The Apricorn Aegis Secure Key 3NX is available in an 8GB configuration. This size fits users who need certified hardware encryption for small files. It is not suitable for large media libraries. You can find this specific 8GB model under the ASK3-NX-8GB identifier.
Is the Apricorn Aegis Secure Key 3NX suitable for large video files?
No, the 8GB capacity of the Aegis Secure Key 3NX limits its use. It is designed for small, highly sensitive data storage. You should not use it for large media libraries. The limited space ensures you only store critical files that require strict FIPS 140-2 Level 3 security.
Does the Aegis Secure Key 3 NXC come in different colors?
The Apricorn Aegis Secure Key 3 NXC 8GB USB-C Drive is available in black. The product data lists this specific color option for the model. It maintains a professional appearance while offering USB 3.2 connectivity and hardware encryption for your sensitive data.
What encryption standard does the Aegis Secure Key 3NX use?
The drive uses 256-Bit AES Encryption for data protection. It also meets FIPS 140-2 Level 3 standards for high security. This certified hardware encryption ensures your files remain secure without requiring additional software installation on your computer.
How big is the Apricorn Aegis Secure Key 3 NXC?
The Aegis Secure Key 3 NXC measures 3.25 inches in length, 0.75 inches in width, and 0.25 inches in height. It weighs 0.8 ounces. This small form factor makes it easy to carry while providing certified hardware security and USB-C connectivity.
Can I use the Aegis Secure Key 3NX without installing drivers?
Yes, the drive supports software-free access. You do not need to install additional drivers to use the 256-bit AES encryption. This feature suits users who prioritize strict FIPS validation and easy plug-and-play operation on various systems.