SecurityOnline
Signet MCP Tools
MCP server exposing Signet cryptographic signing, verification, and content hash tools over stdio.
- GitHub stars
- 40
Security MCP servers online
Check the source documentation for each connection.
Results
53 MCP servers
CommunicationOnline
simplelogin-mcp
Independent MCP server for SimpleLogin alias, mailbox, domain, settings, and account workflows.
- GitHub stars
- 16
Developer toolsOnline
skgate
Self-hosted MCP gateway and LLM proxy: OAuth 2.1, model aliases, Grok subscription as an API.
- GitHub stars
- 13
SecurityOnline
SUNGLASSES
Input firewall for AI agents: scan text and files before an agent reads them. Local, no network.
- GitHub stars
- 10
SecurityOnline
ToolTrust Scanner
Scans MCP servers for prompt injection, data exfiltration, and privilege escalation.
- GitHub stars
- 19
SecurityOnline
Trentina
Secure MCP gateway and quarantine for AI agent traffic — three-layer prompt injection defense
- GitHub stars
- 11
Cloud and DevOpsOnline
UniFi Gateway
Safe-by-default UniFi MCP: Network + Protect + Access, multi-site, dry-run, audit log.
- GitHub stars
- 27
Knowledge and memoryOnline
Veracium
Provenance-aware memory for AI agents: quarantine, abstention gate, supersession-with-history.
- GitHub stars
- 10
Knowledge and memoryOnline
Vestige
Causal Proof Engine for AI agents: signed log, zero vectors, failures traced to their cause.
- GitHub stars
- 658
Productivity and collaborationOnline
Vnsh
Portable workspaces for AI agents: one encrypted link any agent can read and write
- GitHub stars
- 158
SecurityOnline
VulnCheck
VulnCheck exploit intelligence — CVE research, exploit data, advisories, and threat analysis.
- GitHub stars
- 13
SecurityOnline
WebCrypt MCP Server
Zero-dependency Web Crypto & AI Agent MCP Server (AES-256-GCM, RSA-4096, PQC, Signatures).
- GitHub stars
- 12
SecurityOnline
Zscaler Zero Trust Exchange
Manage Zscaler Zero Trust Exchange via 400+ tools — ZPA, ZIA, ZDX, ZCC, ZTW, ZMS, EASM, and more.
- GitHub stars
- 53
SecurityOnline
Aletheia Runtime Safety & Scope Creep Filter
Deterministic pre-execution filter that blocks known scope-creep and prompt-injection tool calls
- GitHub stars
- 12
SecurityOnline
Aperion Shield
Local guardrail proxy that blocks destructive MCP tool calls, rug pulls, and tool poisoning
- GitHub stars
- 11
Cloud and DevOpsOnline
CIPP
MCP server for CIPP — M365 multi-tenant management for MSPs (users, tenants, policies).
- GitHub stars
- 12
SecurityOnline
ControlKeel
Governed MCP workflows with policy validation, findings tracking, and review gates.
- GitHub stars
- 10
SecurityOnline
Gnt
Git-native policy layer for AI agents: check_action verdicts against rules approved via PR.
- GitHub stars
- 30
SecurityOnline
LLMVerify
Local-first MCP server for LLM output verification — risk signals, injection and PII checks.
- GitHub stars
- 18
SecurityOnline
Microsoft MCP Server for Enterprise
Official Microsoft MCP Server to query Microsoft Entra data using natural language
- GitHub stars
- 61
Developer toolsOnline
Speakeasy Platform MCP
Secure and manage MCP servers through the Speakeasy AI Control Plane from your agent.
- GitHub stars
- 275
SecurityOnline
WorkOS
Manage your WorkOS workspace in plain language: orgs, users, SSO, Directory Sync, and AuthKit.
- GitHub stars
- 46
Developer toolsOnline
Dependency Management Mcp Server
Sonatype component intelligence: versions, security analysis, and Trust Score recommendations
- GitHub stars
- 74
Cloud and DevOpsOnline
emisar
Let AI operate servers without SSH. Choose actions, approve risky changes, and audit every step.
- GitHub stars
- 330
Other categories in Online
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Questions
What other kinds of MCP servers are in Online?
Other categories in Online: Developer tools (189 MCP servers), Finance and crypto (124 MCP servers), Productivity and collaboration (80 MCP servers), Search and research (75 MCP servers), and Cloud and DevOps (72 MCP servers).
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