{"record":{"id":"ea5d3cf52920f0fa","repo":"moonD4rk/HackBrowserData","slug":"securityd-process-not-found","errorCode":null,"errorMessage":"securityd process not found","messagePattern":"securityd process not found","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"masterkey/gcoredump_darwin.go","lineNumber":55,"sourceCode":"\t\treturn 0, fmt.Errorf(\"sysctl kern.proc.all failed: %w\", err)\n\t}\n\n\tkinfoSize := int(unsafe.Sizeof(unix.KinfoProc{}))\n\tif len(buf)%kinfoSize != 0 {\n\t\treturn 0, fmt.Errorf(\"sysctl kern.proc.all returned invalid data length\")\n\t}\n\n\tcount := len(buf) / kinfoSize\n\tfor i := 0; i < count; i++ {\n\t\tproc := (*unix.KinfoProc)(unsafe.Pointer(&buf[i*kinfoSize]))\n\t\tpname := byteSliceToString(proc.Proc.P_comm[:])\n\t\tif pname == name {\n\t\t\tif !forceRoot || proc.Eproc.Pcred.P_ruid == 0 {\n\t\t\t\treturn int(proc.Proc.P_pid), nil\n\t\t\t}\n\t\t}\n\t}\n\treturn 0, fmt.Errorf(\"securityd process not found\")\n}\n\ntype addressRange struct {\n\tstart uint64\n\tend   uint64\n}\n\n// DecryptKeychainRecords dumps securityd memory, scans for the keychain master key, and uses it to\n// read login.keychain-db's generic password records. Requires root.\nfunc DecryptKeychainRecords() ([]keychainbreaker.GenericPassword, error) {\n\tif os.Geteuid() != 0 {\n\t\treturn nil, errors.New(\"requires root privileges\")\n\t}\n\n\tpid, err := findProcessByName(\"securityd\", true)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"failed to find securityd pid: %w\", err)\n\t}","sourceCodeStart":37,"sourceCodeEnd":73,"githubUrl":"https://github.com/moonD4rk/HackBrowserData/blob/0503d04d7a8d0379d060268a74f1b149e5a0aad5/masterkey/gcoredump_darwin.go#L37-L73","documentation":"findProcessByName walks the kern.proc.all sysctl table looking for a process whose p_comm equals \"securityd\" and (with forceRoot=true) whose real uid is 0. It throws \"securityd process not found\" when no entry matches both conditions, meaning the caller cannot proceed to dump securityd memory.","triggerScenarios":"Calling DecryptKeychainRecords on a macOS system where no process named exactly \"securityd\" runs as root. p_comm is truncated to 16 chars, so any renamed/prefixed securityd binary will not match; also, any non-root securityd-like process is skipped when forceRoot is true.","commonSituations":"Running the tool in a container/VM without normal macOS system daemons; a hardened/modified system where securityd runs under a different name; securityd running as non-root (unusual); a broken or restricted sysctl kern.proc.all returning no entries.","solutions":["Verify securityd is running: `ps aux | grep securityd` — it must appear with UID root.","Run on a normal, non-sandboxed macOS host (not a container) where launchd has started securityd.","Confirm the process name is exactly \"securityd\" (p_comm is 16-char truncated; custom builds renamed differently will not match).","Check that sysctl kern.proc.all returns data as root (SIP/hardening profiles can restrict it).","Ensure the binary is built with the `keychain_gcore` darwin build tag and run as root (euid 0), as DecryptKeychainRecords requires."],"exampleFix":"// before\npid, err := findProcessByName(\"securityd\", true)\n// after\npid, err := findProcessByName(\"securityd\", true)\nif err != nil {\n    log.Fatalf(\"securityd not running as root on this host; aborting keychain dump: %v\", err)\n}","handlingStrategy":"validation","validationCode":"out, err := exec.Command(\"ps\", \"-U\", \"root\", \"-o\", \"comm=\").Output()\nif err != nil || !strings.Contains(string(out), \"securityd\") {\n    return fmt.Errorf(\"securityd not running as root on this host\")\n}","typeGuard":null,"tryCatchPattern":"records, err := masterkey.DecryptKeychainRecords()\nif err != nil {\n    if strings.Contains(err.Error(), \"securityd process not found\") {\n        // surface actionable message: not a standard macOS host or securityd not root\n    }\n}","preventionTips":["Run only on standard macOS hosts where launchd manages securityd as root.","Check `ps -U root securityd` before invoking the API.","Do not run inside containers/VMs lacking normal macOS daemons.","Keep process-name assumptions documented (p_comm is 16 chars)."],"tags":["macos","process-lookup","root-required"],"backgroundTag":"resource-not-found","analyzedSha":"0503d04d7a8d0379d060268a74f1b149e5a0aad5","analyzedAt":"2026-09-06T13:38:28.707Z","contentChangedAt":"2026-09-06T13:38:28.707Z","schemaVersion":2},"datasetVersion":"2026-09-14T00:17:10.932Z"}