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Model: Mungert/Foundation-Sec-8B-GGUF Source: Original Platform
2026-07-18 09:49:09 +08:00
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 ---
 license: apache-2.0
 language:
 - en
 base_model:
 - meta-llama/Llama-3.1-8B
 pipeline_tag: text-generation
 library_name: transformers
 tags:
 - security
 ---
 # <span style="color: #7FFF7F;">Foundation-Sec-8B GGUF Models</span>
 ## <span style="color: #7F7FFF;">Model Generation Details</span>
 This model was generated using [llama.cpp](https://github.com/ggerganov/llama.cpp) at commit [`19e899c`](https://github.com/ggerganov/llama.cpp/commit/19e899ce21a7c9ffcf8bb2b22269a75f6e078f8f).
 ## <span style="color: #7FFF7F;">Ultra-Low-Bit Quantization with IQ-DynamicGate (1-2 bit)</span>
 Our latest quantization method introduces **precision-adaptive quantization** for ultra-low-bit models (1-2 bit), with benchmark-proven improvements on **Llama-3-8B**. This approach uses layer-specific strategies to preserve accuracy while maintaining extreme memory efficiency.
 ### **Benchmark Context**
 All tests conducted on **Llama-3-8B-Instruct** using:
 - Standard perplexity evaluation pipeline
 - 2048-token context window
 - Same prompt set across all quantizations
 ### **Method**
 - **Dynamic Precision Allocation**:  
  - First/Last 25% of layers → IQ4_XS (selected layers)  
  - Middle 50% → IQ2_XXS/IQ3_S (increase efficiency)  
 - **Critical Component Protection**:  
  - Embeddings/output layers use Q5_K  
  - Reduces error propagation by 38% vs standard 1-2bit  
 ### **Quantization Performance Comparison (Llama-3-8B)**
 | Quantization | Standard PPL | DynamicGate PPL | Δ PPL   | Std Size | DG Size | Δ Size | Std Speed | DG Speed |
 |--------------|--------------|------------------|---------|----------|---------|--------|-----------|----------|
 | IQ2_XXS      | 11.30        | 9.84             | -12.9%  | 2.5G     | 2.6G    | +0.1G  | 234s      | 246s     |
 | IQ2_XS       | 11.72        | 11.63            | -0.8%   | 2.7G     | 2.8G    | +0.1G  | 242s      | 246s     |
 | IQ2_S        | 14.31        | 9.02             | -36.9%  | 2.7G     | 2.9G    | +0.2G  | 238s      | 244s     |
 | IQ1_M        | 27.46        | 15.41            | -43.9%  | 2.2G     | 2.5G    | +0.3G  | 206s      | 212s     |
 | IQ1_S        | 53.07        | 32.00            | -39.7%  | 2.1G     | 2.4G    | +0.3G  | 184s      | 209s     |
 **Key**:
 - PPL = Perplexity (lower is better)
 - Δ PPL = Percentage change from standard to DynamicGate
 - Speed = Inference time (CPU avx2, 2048 token context)
 - Size differences reflect mixed quantization overhead
 **Key Improvements:**
 - 🔥 **IQ1_M** shows massive 43.9% perplexity reduction (27.46 → 15.41)
 - 🚀 **IQ2_S** cuts perplexity by 36.9% while adding only 0.2GB
 - ⚡ **IQ1_S** maintains 39.7% better accuracy despite 1-bit quantization
 **Tradeoffs:**
 - All variants have modest size increases (0.1-0.3GB)
 - Inference speeds remain comparable (<5% difference)
 ### **When to Use These Models**
 📌 **Fitting models into GPU VRAM**
 ✔ **Memory-constrained deployments**
 ✔ **Cpu and Edge Devices** where 1-2bit errors can be tolerated 
 ✔ **Research** into ultra-low-bit quantization
 ## **Choosing the Right Model Format**  
 Selecting the correct model format depends on your **hardware capabilities** and **memory constraints**.  
 ### **BF16 (Brain Float 16) – Use if BF16 acceleration is available**  
 - A 16-bit floating-point format designed for **faster computation** while retaining good precision.  
 - Provides **similar dynamic range** as FP32 but with **lower memory usage**.  
 - Recommended if your hardware supports **BF16 acceleration** (check your device's specs).  
 - Ideal for **high-performance inference** with **reduced memory footprint** compared to FP32.  
 📌 **Use BF16 if:**  
 ✔ Your hardware has native **BF16 support** (e.g., newer GPUs, TPUs).  
 ✔ You want **higher precision** while saving memory.  
 ✔ You plan to **requantize** the model into another format.  
 📌 **Avoid BF16 if:**  
 ❌ Your hardware does **not** support BF16 (it may fall back to FP32 and run slower).  
 ❌ You need compatibility with older devices that lack BF16 optimization.  
 ---
 ### **F16 (Float 16) – More widely supported than BF16**  
 - A 16-bit floating-point **high precision** but with less of range of values than BF16. 
 - Works on most devices with **FP16 acceleration support** (including many GPUs and some CPUs).  
 - Slightly lower numerical precision than BF16 but generally sufficient for inference.  
 📌 **Use F16 if:**  
 ✔ Your hardware supports **FP16** but **not BF16**.  
 ✔ You need a **balance between speed, memory usage, and accuracy**.  
 ✔ You are running on a **GPU** or another device optimized for FP16 computations.  
 📌 **Avoid F16 if:**  
 ❌ Your device lacks **native FP16 support** (it may run slower than expected).  
 ❌ You have memory limitations.  
 ---
 ### **Quantized Models (Q4_K, Q6_K, Q8, etc.) – For CPU & Low-VRAM Inference**  
 Quantization reduces model size and memory usage while maintaining as much accuracy as possible.  
 - **Lower-bit models (Q4_K)** → **Best for minimal memory usage**, may have lower precision.  
 - **Higher-bit models (Q6_K, Q8_0)** → **Better accuracy**, requires more memory.  
 📌 **Use Quantized Models if:**  
 ✔ You are running inference on a **CPU** and need an optimized model.  
 ✔ Your device has **low VRAM** and cannot load full-precision models.  
 ✔ You want to reduce **memory footprint** while keeping reasonable accuracy.  
 📌 **Avoid Quantized Models if:**  
 ❌ You need **maximum accuracy** (full-precision models are better for this).  
 ❌ Your hardware has enough VRAM for higher-precision formats (BF16/F16).  
 ---
 ### **Very Low-Bit Quantization (IQ3_XS, IQ3_S, IQ3_M, Q4_K, Q4_0)**  
 These models are optimized for **extreme memory efficiency**, making them ideal for **low-power devices** or **large-scale deployments** where memory is a critical constraint.  
 - **IQ3_XS**: Ultra-low-bit quantization (3-bit) with **extreme memory efficiency**.  
  - **Use case**: Best for **ultra-low-memory devices** where even Q4_K is too large.  
  - **Trade-off**: Lower accuracy compared to higher-bit quantizations.  
 - **IQ3_S**: Small block size for **maximum memory efficiency**.  
  - **Use case**: Best for **low-memory devices** where **IQ3_XS** is too aggressive.  
 - **IQ3_M**: Medium block size for better accuracy than **IQ3_S**.  
  - **Use case**: Suitable for **low-memory devices** where **IQ3_S** is too limiting.  
 - **Q4_K**: 4-bit quantization with **block-wise optimization** for better accuracy.  
  - **Use case**: Best for **low-memory devices** where **Q6_K** is too large.  
 - **Q4_0**: Pure 4-bit quantization, optimized for **ARM devices**.  
  - **Use case**: Best for **ARM-based devices** or **low-memory environments**.  
 ---
 ### **Summary Table: Model Format Selection**  
 | Model Format  | Precision  | Memory Usage  | Device Requirements  | Best Use Case  |  
 |--------------|------------|---------------|----------------------|---------------|  
 | **BF16**     | Highest    | High          | BF16-supported GPU/CPUs  | High-speed inference with reduced memory |  
 | **F16**      | High       | High          | FP16-supported devices | GPU inference when BF16 isn't available |  
 | **Q4_K**     | Medium Low | Low           | CPU or Low-VRAM devices | Best for memory-constrained environments |  
 | **Q6_K**     | Medium     | Moderate      | CPU with more memory | Better accuracy while still being quantized |  
 | **Q8_0**     | High       | Moderate      | CPU or GPU with enough VRAM | Best accuracy among quantized models |  
 | **IQ3_XS**   | Very Low   | Very Low      | Ultra-low-memory devices | Extreme memory efficiency and low accuracy |  
 | **Q4_0**     | Low        | Low           | ARM or low-memory devices | llama.cpp can optimize for ARM devices |  
 ---
 ## **Included Files & Details**  
 ### `Foundation-Sec-8B-bf16.gguf`  
 - Model weights preserved in **BF16**.  
 - Use this if you want to **requantize** the model into a different format.  
 - Best if your device supports **BF16 acceleration**.  
 ### `Foundation-Sec-8B-f16.gguf`  
 - Model weights stored in **F16**.  
 - Use if your device supports **FP16**, especially if BF16 is not available.  
 ### `Foundation-Sec-8B-bf16-q8_0.gguf`  
 - **Output & embeddings** remain in **BF16**.  
 - All other layers quantized to **Q8_0**.  
 - Use if your device supports **BF16** and you want a quantized version.  
 ### `Foundation-Sec-8B-f16-q8_0.gguf`  
 - **Output & embeddings** remain in **F16**.  
 - All other layers quantized to **Q8_0**.    
 ### `Foundation-Sec-8B-q4_k.gguf`  
 - **Output & embeddings** quantized to **Q8_0**.  
 - All other layers quantized to **Q4_K**.  
 - Good for **CPU inference** with limited memory.  
 ### `Foundation-Sec-8B-q4_k_s.gguf`  
 - Smallest **Q4_K** variant, using less memory at the cost of accuracy.  
 - Best for **very low-memory setups**.  
 ### `Foundation-Sec-8B-q6_k.gguf`  
 - **Output & embeddings** quantized to **Q8_0**.  
 - All other layers quantized to **Q6_K** .  
 ### `Foundation-Sec-8B-q8_0.gguf`  
 - Fully **Q8** quantized model for better accuracy.  
 - Requires **more memory** but offers higher precision.  
 ### `Foundation-Sec-8B-iq3_xs.gguf`  
 - **IQ3_XS** quantization, optimized for **extreme memory efficiency**.  
 - Best for **ultra-low-memory devices**.  
 ### `Foundation-Sec-8B-iq3_m.gguf`  
 - **IQ3_M** quantization, offering a **medium block size** for better accuracy.  
 - Suitable for **low-memory devices**.  
 ### `Foundation-Sec-8B-q4_0.gguf`  
 - Pure **Q4_0** quantization, optimized for **ARM devices**.  
 - Best for **low-memory environments**.
 - Prefer IQ4_NL for better accuracy.
 # <span id="testllm" style="color: #7F7FFF;">🚀 If you find these models useful</span>
 ❤ **Please click "Like" if you find this useful!**  
 Help me test my **AI-Powered Network Monitor Assistant** with **quantum-ready security checks**:  
 👉 [Quantum Network Monitor](https://readyforquantum.com/dashboard/?assistant=open&utm_source=huggingface&utm_medium=referral&utm_campaign=huggingface_repo_readme)  
 💬 **How to test**:  
 Choose an **AI assistant type**:  
   - `TurboLLM` (GPT-4o-mini)  
   - `HugLLM` (Hugginface Open-source)  
   - `TestLLM` (Experimental CPU-only)  
 ### **What I’m Testing**  
 I’m pushing the limits of **small open-source models for AI network monitoring**, specifically:  
 - **Function calling** against live network services  
 - **How small can a model go** while still handling:  
  - Automated **Nmap scans**  
  - **Quantum-readiness checks**  
  - **Network Monitoring tasks**  
 🟡 **TestLLM** – Current experimental model (llama.cpp on 2 CPU threads):  
 - ✅ **Zero-configuration setup**  
 - ⏳ 30s load time (slow inference but **no API costs**)  
 - 🔧 **Help wanted!** If you’re into **edge-device AI**, let’s collaborate!  
 ### **Other Assistants**  
 🟢 **TurboLLM** – Uses **gpt-4o-mini** for: 
 - **Create custom cmd processors to run .net code on Quantum Network Monitor Agents**
 - **Real-time network diagnostics and monitoring**
 - **Security Audits**
 - **Penetration testing** (Nmap/Metasploit)  
 🔵 **HugLLM** – Latest Open-source models:  
 - 🌐 Runs on Hugging Face Inference API  
 ### 💡 **Example commands to you could test**:  
 1. `"Give me info on my websites SSL certificate"`  
 2. `"Check if my server is using quantum safe encyption for communication"`  
 3. `"Run a comprehensive security audit on my server"`
 4. '"Create a cmd processor to .. (what ever you want)" Note you need to install a Quantum Network Monitor Agent to run the .net code from. This is a very flexible and powerful feature. Use with caution!
 ### Final Word
 I fund the servers used to create these model files, run the Quantum Network Monitor service, and pay for inference from Novita and OpenAI—all out of my own pocket. All the code behind the model creation and the Quantum Network Monitor project is [open source](https://github.com/Mungert69). Feel free to use whatever you find helpful.
 If you appreciate the work, please consider [buying me a coffee](https://www.buymeacoffee.com/mahadeva) ☕. Your support helps cover service costs and allows me to raise token limits for everyone.
 I'm also open to job opportunities or sponsorship.
 Thank you! 😊
 # Foundation-Sec-8B - Model Card
 ## Model Information
 Foundation-Sec-8B (Llama-3.1-FoundationAI-SecurityLLM-base-8B) is an open-weight, 8-billion parameter base language model specialized for cybersecurity applications. It extends Llama-3.1-8B model through continued pretraining on a curated corpus of cybersecurity-specific text, including threat intelligence reports, vulnerability databases, incident response documentation, and security standards. It has been trained to understand security concepts, terminology, and practices across multiple security domains. The model is designed to serve as a domain-adapted base model for use in applications such as threat detection, vulnerability assessment, security automation, and attack simulation. Foundation-Sec-8B enables organizations to build AI-driven security tools that can be deployed locally, reducing dependency on cloud-based AI services while maintaining high performance on security-related tasks.
 - **Model Name:** Foundation-Sec-8B (Llama-3.1-FoundationAI-SecurityLLM-base-8B)
 - **Model Developer:** Amin Karbasi and team at Foundation AI — Cisco
 - **Technical Report:** [`https://arxiv.org/abs/2504.21039`](https://arxiv.org/abs/2504.21039)
 - **Model Card Contact:** For questions about the team, model usage, and future directions, contact [`karbasi@cisco.com`](mailto:karbasi@cisco.com). For technical questions about the model, please contact [`paulkass@cisco.com`](mailto:paulkass@cisco.com).
 - **Model Release Date:** April 28, 2025
 - **Supported Language(s):** English
 - **Model Architecture:** Auto-regressive language model that uses an optimized transformer architecture (Meta Llama-3.1-8B backbone)
 - **Training Objective:** Continued pre-training on cybersecurity-specific corpus
 - **Training Data Status:** This is a static model trained on an offline dataset. Future versions of the tuned models will be released on updated data.
 - **License:** Apache 2.0
 ## Intended Use
 ### Intended Use Cases
 Foundation-Sec-8B is designed for security practitioners, researchers, and developers building AI-powered security workflows and applications. Foundation-Sec-8B is optimized for three core use case categories:
 - **SOC Acceleration**: Automating triage, summarization, case note generation, and evidence collection.
 - **Proactive Threat Defense**: Simulating attacks, prioritizing vulnerabilities, mapping TTPs, and modeling attacker behavior.
 - **Engineering Enablement**: Providing security assistance, validating configurations, assessing compliance evidence, and improving security posture.
 The model is intended for local deployment in environments prioritizing data security, regulatory compliance, and operational control.
 ### Downstream Use
 Foundation-Sec-8B can be used directly for security-related language tasks and serves as a strong starting point for fine-tuning across a variety of cybersecurity workflows. Example downstream applications include:
 - Summarization
    - Summarizing detection playbooks and incident reports
    - Consolidating fragmented analyst notes into structured case summaries
 - Classification
    - Mapping threats to MITRE ATT&CK techniques
    - Prioritizing vulnerabilities based on contextual risk
    - Classifying security-relevant emails and leaked file contents
 - Named Entity Recognition
    - Extracting compliance evidence from documents
    - Building network behavior profiles from technical manuals
 - Question & Answer
    - Assisting SOC analysts with alert triage and investigation
    - Responding to cloud security and software compliance queries
 - Reasoning and Text Generation
    - Generating red-team attack plans and threat models
    - Predicting attacker next steps in active investigations
    - Enriching vulnerability scan results with contextual insights
 For questions or assistance with fine-tuning Foundation-Sec-8B, please contact **Paul Kassianik** (paulkass@cisco.com) or **Dhruv Kedia** (dkedia@cisco.com).
 ### Out-of-Scope Use
 The following uses are out-of-scope and are neither recommended nor intended use cases:
 1. **Generating harmful content** - The model should not be used to:
    - Generate malware or other malicious code
    - Create phishing content or social engineering scripts
    - Develop attack plans targeting specific organizations
    - Design exploitation techniques for vulnerabilities without legitimate security research purposes
 2. **Critical security decisions without human oversight** - The model should not be used for:
    - Autonomous security decision-making without human review
    - Critical infrastructure protection without expert supervision
    - Final determination of security compliance without human verification
    - Autonomous vulnerability remediation without testing
 3. **Legal or medical advice** - The model is not qualified to provide:
    - Legal advice regarding security regulations, compliance requirements, or intellectual property disputes
    - Legal advice regarding security issues that would reference legal statutes, precedents, or case law necessary to provide legal advice
    - Medical advice regarding health impacts of security incidents
 4. **Non-security use cases** - The model is specifically optimized for cybersecurity and may not perform as well on general tasks as models trained for broader applications.
 5. **Violation of Laws or Regulations** - Any use that violates applicable laws or regulations.
 ## How to Get Started with the Model
 Use the code below to get started with the model.
 ```python
 # Import the required libraries
 import torch
 from transformers import AutoTokenizer, AutoModelForCausalLM
 # Load the model and tokenizer
 tokenizer = AutoTokenizer.from_pretrained("fdtn-ai/Foundation-Sec-8B")
 model = AutoModelForCausalLM.from_pretrained("fdtn-ai/Foundation-Sec-8B")
 # Example: Matching CWE to CVE IDs
 prompt="""CVE-2021-44228 is a remote code execution flaw in Apache Log4j2 via unsafe JNDI lookups (“Log4Shell”). The CWE is CWE-502.
 CVE-2017-0144 is a remote code execution vulnerability in Microsoft’s SMBv1 server (“EternalBlue”) due to a buffer overflow. The CWE is CWE-119.
 CVE-2014-0160 is an information-disclosure bug in OpenSSL’s heartbeat extension (“Heartbleed”) causing out-of-bounds reads. The CWE is CWE-125.
 CVE-2017-5638 is a remote code execution issue in Apache Struts 2’s Jakarta Multipart parser stemming from improper input validation of the Content-Type header. The CWE is CWE-20.
 CVE-2019-0708 is a remote code execution vulnerability in Microsoft’s Remote Desktop Services (“BlueKeep”) triggered by a use-after-free. The CWE is CWE-416.
 CVE-2015-10011 is a vulnerability about OpenDNS OpenResolve improper log output neutralization. The CWE is"""
 # Tokenize the input
 inputs = tokenizer(prompt, return_tensors="pt")
 # Generate the response
 outputs = model.generate(
    inputs["input_ids"],
    max_new_tokens=3,
    do_sample=True,
    temperature=0.1,
    top_p=0.9,
 )
 # Decode and print the response
 response = tokenizer.decode(outputs[0], skip_special_tokens=True)
 response = response.replace(prompt, "").strip()
 print(response)
 ```
 ## Training and Evaluation
 ### Training Data
 Foundation-sec-8B was pretrained on approximately **5.1 billion tokens** of cybersecurity-specific data curated in-house by Cisco’s Foundation AI team. The dataset was meticulously collected from public sources on the web. 
 The pre-training corpus was built through a multi-stage pipeline that included large-scale web crawling, relevancy filtering, deduplication, and quality filtering.
 **Data cutoff:** April 10th, 2025.
 More detailed methodology is available in the technical report. 
 ### Training Setup
 Foundation-sec-8B is based on the **Llama 3.1 8B** architecture. Pre-training was performed on Cisco Foundation AI’s internal compute cluster.
 Key training details:
 - **Continued pretraining** for cybersecurity specialization
 - **4096-token** sequence length
 - **Optimizer:** AdamW
 More detailed methodology is available in the technical report. 
 ### Evaluation
 Foundation-sec-8B was benchmarked on cybersecurity and general reasoning tasks, using a standardized 5-shot prompting setup (temperature = 0.3).
 | **Benchmark** | **Foundation-sec-8B** | **Llama 3.1 8B** | **Llama 3.1 70B** |
 | --- | --- | --- | --- |
 | CTI-MCQA | 67.39 | 64.14 | 68.23 |
 | CTI-RCM | 75.26 | 66.43 | 72.66 |
 **Benchmark Overview:**
 - **CTI-MCQA:** 2,500 multiple-choice questions testing cybersecurity knowledge across frameworks like MITRE ATT&CK, NIST, GDPR, and threat intelligence best practices.
 - **CTI-RCM:** 900+ vulnerability root cause mapping examples linking CVEs to CWE categories, assessing deep understanding of security weaknesses.
 **Key highlights:**
 - **+3 to +9 point gains** over Llama-3.1-8B across security-specific benchmarks.
 - **Comparable or better** performance than Llama-3.1-70B on cyber threat intelligence tasks.
 - **Minimal drop (~2%)** in general language reasoning (MMLU) despite cybersecurity specialization.
 For full benchmark details and evaluation methodology, please refer to the technical report. 
 ## Limitations
 Foundation-Sec-8B has several limitations that users should be aware of:
 1. **Domain-specific knowledge limitations**:
    - Foundation-Sec-8B may not be familiar with recent vulnerabilities, exploits, or novel attack vectors or security technologies released after its training cutoff date
    - Knowledge of specialized or proprietary security systems or tools may be limited
 2. **Potential biases**:
    - The model may reflect biases present in security literature and documentation
    - The model may be trained on known attack patterns and have difficulty recognizing novel attack vectors
    - Security practices and recommendations may be biased toward certain technological ecosystems
    - Geographic and cultural biases in security approaches may be present
 3. **Security risks**:
    - The model cannot verify the identity or intentions of users
    - Adversarial prompting techniques might potentially bypass safety mechanisms
    - The model may unintentionally provide information that could be misused if proper prompting guardrails are not implemented
 4. **Contextual blindness:**
    - The model may struggle to understand the complex interrelationships between systems, users, and data in order to provide accurate context.
 5. **Technical limitations**:
    - Performance varies based on how security concepts are described in prompts
    - May not fully understand complex, multi-step security scenarios without clear explanation
    - Cannot access external systems or actively scan environments
    - Cannot independently verify factual accuracy of its outputs
 6. **Ethical considerations**:
    - Dual-use nature of security knowledge requires careful consideration of appropriate use cases
 ### Recommendations
 To address the limitations of Foundation-Sec-8B, we recommend:
 1. **Human oversight**:
    - Always have qualified security professionals review model outputs before implementation
    - Use the model as an assistive tool rather than a replacement for expert human judgment
    - Implement a human-in-the-loop approach for security-critical applications
 2. **System design safeguards**:
    - Implement additional validation layers for applications built with this model
    - Consider architectural constraints that limit the model's ability to perform potentially harmful actions (excessive agency)
    - Deploy the model in environments with appropriate access controls
 3. **Prompt engineering**:
    - Use carefully designed prompts that encourage ethical security practices
    - Include explicit instructions regarding responsible disclosure and ethical hacking principles
    - Structure interactions to minimize the risk of inadvertently harmful outputs
 4. **Knowledge supplementation**:
    - Supplement the model with up-to-date security feeds and databases
    - Implement retrieval-augmented generation for current threat intelligence sources
 5. **Usage policies**:
    - Develop and enforce clear acceptable use policies for applications using this model
    - Implement monitoring and auditing for high-risk applications
    - Create documentation for end users about the model's limitations