MicroCloud X4
MicroCloud X4, from Bluechip Systems LLC, holds FIPS 140-2 certificate #2973 at overall level 2. The validation is historical: agencies may keep the module in existing systems but not buy it new. Below are its validation history, algorithm certificates and security policy, drawn from the NIST CMVP entry.
Caveat: No assurance of the minimum strength of generated keys.
Certificate
| Certificate number | 2973 |
|---|---|
| Standard | FIPS 140-2 |
| Status | historical |
| Overall level | 2 |
| Module type | Hardware |
| Embodiment | Multi-Chip Stand Alone |
| Vendor | Bluechip Systems LLC · website |
| Hardware versions | P/Ns MCX4-004, MCX4-008 |
| Firmware versions | X4 Linux 3.4.110.1, MicroCloud Manager 1.9 |
Module description
Quoted from the NIST CMVP entry for this certificate.
The Module is a Linux computer in a microSD form factor, providing hardware isolated cryptographic services to host devices into which it is inserted. Main functions of the Module are Cryptographic Support, User Data Protection, Security Management and Protection of the Security Functionality. The cryptographic boundary is SD bus interface of the microSD.
Security level exceptions
- Physical Security: Level 3
- EMI/EMC: Level 3
- Mitigation of Other Attacks: N/A
Approved algorithms (7)
| Algorithm | CAVP certificates |
|---|---|
| AES | 4250, 4251 |
| DRBG | 1329 |
| ECDSA | 990, 991, 992 |
| HMAC | 2789 |
| KTS | |
| PBKDF | vendor affirmed |
| SHS | 3487, 3488, 3489 |
Tested configurations
- N/A
Validation history
| Date | Type | Lab |
|---|---|---|
| 2017-07-27 | Initial | UL Verification Services, Inc. |
Status timeline
As observed by this tracker's snapshots. NIST publishes no dates for list moves; observation began 2026-08-21, so earlier changes carry no date.
- 2026-08-21: first observed by this tracker, status historical
- Validation dates on record: 2017-07-27