# trivy > Scanner for vulnerabilities in container images, file systems, and Git repositories, as well as for configuration issues. > More information: . - Scan a Docker image for vulnerabilities and exposed secrets: `trivy image {{image:tag}}` - Scan a Docker image filtering the output by severity: `trivy image --severity {{HIGH,CRITICAL}} {{alpine:3.15}}` - Scan a Docker image ignoring any unfixed/unpatched vulnerabilities: `trivy image --ignore-unfixed {{alpine:3.15}}` - Scan the filesystem for vulnerabilities and misconfigurations: `trivy fs --security-checks {{vuln,config}} {{path/to/project_directory}}` - Scan a IaC (Terraform, CloudFormation, ARM, Helm and Dockerfile) directory for misconfigurations: `trivy config {{path/to/iac_directory}}` - Scan a local or remote Git repository for vulnerabilities: `trivy repo {{path/to/local_repository_directory|remote_repository_URL}}` - Scan a Git repository up to a specific commit hash: `trivy repo --commit {{commit_hash}} {{repository}}` - Generate output with a SARIF template: `trivy image --format {{template}} --template {{"@sarif.tpl"}} -o {{path/to/report.sarif}} {{image:tag}}`