# KATVIO - Cutting-Edge IT Agency

> KATVIO is a French IT services agency founded in 2020, specializing in DevOps infrastructure, IT security compliance, blockchain/Web3 infrastructure, AI/LLM security, and privacy-focused digital sovereignty solutions.

## Company Overview

- **Name:** KATVIO (SASU KATVIO)
- **Founded:** 2020
- **Location:** France (Remote services worldwide)
- **SIRET:** 88050237200019
- **Website:** https://katvio.com
- **Contact:** contact@katvio.com

## Core Services

### 1. IT Security & Compliance
Comprehensive cybersecurity services ensuring regulatory compliance:
- **Compliance Frameworks:** GDPR, SOC 2 Type II, ISO 27001, NIST
- **DevSecOps:** Secure pipelines, image scanning, image signing, shift-left security
- **Supply Chain Security:** SLSA Level 1-3, Chainloop, SBOM (Syft/Tern)
- **Container Security:** Kubernetes RBAC, OPA/Kyverno, admission controllers
- **Zero Trust:** Twingate, ZeroTier, OpenZiti, Cloudflare Access
- **IAM:** Teleport, OIDC/OAuth, Okta, Azure AD/Entra ID, Yubikeys
- **Encryption:** BYOK, CMK, envelope encryption, KMS/HSM, TEEs

### 2. DevOps & Blockchain Infrastructure
Expert infrastructure setup across cloud and blockchain:
- **Cloud Platforms:** GCP, AWS, Hetzner, multi-cloud strategies
- **Infrastructure as Code:** Terraform, Ansible, GitOps (ArgoCD, FluxCD)
- **Containers:** Kubernetes, Docker, Helm, Kustomize
- **Programming:** Go, Python, TypeScript, Shell
- **Key Management:** Secure key management, KMS/HSM, remote signers in TEEs
- **Blockchain:** Validators, RPC nodes, L2s and Rollups infrastructure
- **Cryptography:** TSS (Threshold Signature Schemes), SSS, Horcrux, FROST

### 3. AI & LLM Security
End-to-end AI security services:
- **AI Gateways:** Kong, Portkey, F5, hub-and-spoke architecture
- **Threat Protection:** Prompt injection, data poisoning, jailbreaking protection
- **Guardrails:** AWS Bedrock Guardrails, NVIDIA NeMo, Guardrails AI
- **DLP for AI:** Real-time PII detection, redaction/tokenization, LLM Guard
- **AI Governance:** AI TRiSM, data classification, RBAC for LLM apps
- **Compliance:** EU AI Act, GDPR for LLMs, HIPAA, ISO/IEC 42001

### 4. Privacy & Digital Sovereignty
Enterprise-grade privacy solutions:
- **Self-Hosted Solutions:** Vaultwarden, GitLab, Mattermost, Supabase
- **Database Security:** Field-level encryption, searchable encryption proxy
- **Cold Storage:** Secure storage of critical digital assets (root CAs, master keys)
- **Privacy Tools:** Encrypted DNS proxies, SimpleX Chat, source code obfuscation
- **Confidential Computing:** MPC, TEEs (Trusted Execution Environments)

## Open Source Projects

### Fractum
Secure file encryption tool using threshold cryptography for cold storage of secrets.
- Repository: https://github.com/katvio/fractum
- Documentation: https://fractum.katvio.com/

### Acra-Enclave
End-to-end database encryption using AWS Nitro TEEs.
- Repository: https://github.com/katvio/acra-enclave

### Threshold MPC Solana Oracle
Multi-party computation signing for Solana smart contracts using DKG ECDSA.
- Website: https://mpc-signing.katvio.com

## Notable Clients

- Tezos Foundation
- Marigold (Tezos)
- LIGO (Smart Contract Language)
- PeopleSpheres
- Naval Group
- Blockchain Climate Institute

## Contact Information

- **Email:** contact@katvio.com
- **LinkedIn:** https://www.linkedin.com/company/katvio
- **GitHub:** https://github.com/katvio
- **Schedule a Call:** https://calendly.com/calendly-darcet/30min

## Availability

- Remote services worldwide
- Based in France
- Available in CET and European timezones