| HTTP | HyperText Transfer Protocol |
| IEC | International Electrotechnical Commission |
| ISO | International Organization for Standardization |
| MQTT | Message Queuing Telemetry Transport |
| NIST | National Institute of Standards and Technology |
| OTP | One-time password |
| TCP | Transmission Control Protocol |
| TLS | Transport Layer Security |
| TRNG | True random number generator |
| UDP | User Datagram Protocol |
| UML | Unified Modeling Language |
| UTF | Unicode Transformation Format |
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