Top picks: Orca API Security, Imperva API Security, Levo Runtime Application Security — plus 45 more compared.
Application SecurityUpstream Fusion API Security is a commercial API Security tool developed by Upstream. Security professionals most commonly compare it with . All 48 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.
A closer look at the 8 most relevant alternatives and competitors to Upstream Fusion API Security, including their key features and shared capabilities.
Agentless cloud API discovery, posture management, and drift detection.
Unified API security platform for discovery, risk assessment, and mitigation
Runtime application security platform for API and AI stack protection
Managed API security platform with discovery, DAST, WAF, and 24x7 SOC
AI-powered API security platform with threat detection and discovery
API security platform for discovery, testing, and protection of APIs
Unified API and AI security platform for discovery, protection, and testing
API security platform for discovery, monitoring, and protection at edge
Agentless cloud API discovery, posture management, and drift detection.
Unified API security platform for discovery, risk assessment, and mitigation
Runtime application security platform for API and AI stack protection
Managed API security platform with discovery, DAST, WAF, and 24x7 SOC
AI-powered API security platform with threat detection and discovery
API security platform for discovery, testing, and protection of APIs
Unified API and AI security platform for discovery, protection, and testing
API security platform for discovery, monitoring, and protection at edge
API security platform for discovery, testing, and runtime protection
AI-powered API security tool detecting sensitive data & excessive data exposure
API security platform providing discovery, posture management, and threat detection
Analyzes API traffic to detect vulnerabilities, misconfigurations & data exposure
Platform for automated API security testing and runtime threat protection
API security platform for discovering, validating, and protecting API endpoints
API security platform with discovery, WAF, bot protection, and DDoS defense
Runtime protection for apps and APIs detecting and blocking exploits and attacks
API security tool that discovers APIs in code and addresses vulnerabilities
Runtime API threat protection for Kubernetes environments with discovery
AI-powered API threat detection using behavioral fingerprinting & threat intel
API discovery, vulnerability scanning, and penetration testing platform
Unified platform for API security, bot management, and AI gateway protection
API discovery, security, governance & lifecycle mgmt platform for enterprises
AI-powered API security testing platform with continuous attack simulation
AI-powered API security testing platform for continuous vulnerability scanning
WAF and L7 DoS protection for modern apps and APIs in DevOps environments
API security platform for SMBs with threat detection and vulnerability mgmt.
API security testing platform with discovery, scanning, and remediation
Dynamic API vulnerability scanner with payload-based testing and fuzzing
AI-based real-time security engine for blocking web threats in browsers & agents
Onchain firewall that blocks malicious blockchain transactions in real-time
Real-time transaction security for Web3 wallets and blockchain transactions
API-based risk intelligence for non-custodial wallets to detect threats
API security testing platform with LLM-powered context awareness and attack simulation
AI-powered API security platform using unsupervised deep learning
Behavioral analytics platform for API and application threat detection
API for IP reputation lookup and email validation with fraud risk scoring.
API penetration testing tool for identifying business logic flaws
API runtime protection with content validation, threat detection & throttling
Dynamic API security testing tool for OpenAPI contract conformance validation
API security audit tool for OpenAPI contracts with 300+ security checks
Common questions security professionals ask when evaluating alternatives and competitors to Upstream Fusion API Security.
The most popular alternatives to Upstream Fusion API Security include Orca API Security, Imperva API Security, Levo Runtime Application Security, Indusface AppTrana - API Protection, and Prophaze API Security. These API Security tools offer similar capabilities and are frequently compared by security professionals evaluating their options.
