By John Althausen

Building Security Tools
That Respect Your Privacy

Independent software development focused on professional-grade iOS, iPadOS, and macOS applications for network security and analysis. Every tool runs entirely on your device.

View Projects
No accounts. No cloud. No tracking.

Privacy First

Your data stays on your device. No telemetry, no analytics, no cloud uploads. Zero network connections.

Built for Practitioners

Real tools for real workflows. Designed for security professionals, network administrators, and incident responders.

Native Apple Platforms

Every application is built natively with Swift and SwiftUI for iOS, iPadOS, and macOS. No wrappers, no compromises.

Projects

Applications designed, developed, and maintained under the Tracivex label.

Kestrel

Packet Intelligence for iOS and iPadOS

Professional PCAP analysis on your iPhone and iPad. Packet inspection, TCP stream reassembly, flow analysis, host profiling, DNS extraction, and forensic session tracking — entirely offline.

PCAP / PCAPNGTCP ReassemblyFlow AnalysisOn-DeviceSwift
Explore Kestrel
Kestrel SIGHT
DashboardPacketsFlows
181
Total Packets
15.6 KB
Total Data
29.6s
Duration
8
Unique Hosts
Protocol Distribution
TCP
ICMP
Other

Kestrel Talon

Packet Intelligence for macOS

Full-depth PCAP analysis built natively for Mac. Desktop-class interface with sidebar navigation, expanded dashboard, top sources and destinations, encryption summary, and the power to handle larger captures.

macOSPCAP / PCAPNGDesktop DashboardNative SwiftIn Development
Explore Kestrel Talon
KestrelMAC
Analysis
Dashboard
Packets
Flows
Hosts
DNS
Streams
Forensics
Custody
Timeline
40,943
Packets
4.2 MB
Data
45.7s
Duration
75
Hosts
122
Flows
82
DNS
26
Streams
40135
Encrypted
0
IPv6
Protocol Distribution
TCP40,213
UDP361
Top Sources
173.194.141.13515,958
45.23.9.2513,654
Top Destinations
45.23.9.2527,035
23.218.145.10010,990

Kestrel Cipher

Cryptography & Encoding Toolkit for macOS

11 professional security tools in one native macOS app. Hashing, encoding, JWT decoding, certificate viewer, password analyzer, regex tester, IP/subnet calculator, timestamp converter, string diff, UUID generator, and hex viewer.

macOSCryptoKitHashingEncoding11 ToolsIn Development
Explore Kestrel Cipher
KestrelCIPHER
Cryptography
Hashing
Encoding
JWT Decoder
Security
Certificates
Passwords
Utilities
Regex
String Diff
UUID Gen
Network
IP/Subnet
Timestamp
Data
Hex Viewer
Hashing
MD5, SHA-1, SHA-256, SHA-512 of text or dropped files
Input Text
# Hash
Clear
MD5—
SHA-1—
SHA-256—
SHA-512—

DataCenterDesigner

Data Center Infrastructure Planning for macOS

Design, plan, and document server rack configurations and data center infrastructure. Six integrated editors — Floor Plan, Rack Editor, Server Configurator, Network Topology, Power Calculator, and Bill of Materials — sharing a single document model. Saves as .dcdesign files.

macOSRack PlanningPower AnalysisNetwork WiringBOM ExportIn Development
Explore DataCenterDesigner
Editors
Floor Plan
Rack Editor
Network Topology
Server Configurator
Power Calculator
Bill of Materials
Facility
New Data Center
1 Racks
1 Servers
0 Cables
Rack 14/12U · 39W · 33%
FRONT
●Firewall
●App Server41W
REAR
Firewall
App Server
Weight: 4.0 / 1000 kg

BlackBox

TeslaCam Viewer for macOS

Browse, organize, and play back Tesla dashcam footage entirely offline. Multi-camera synchronized playback, event metadata with GPS, storage analysis, and support for HW2.5, HW3, and HW4 camera systems. Reads directly from your USB drive — nothing leaves your machine.

macOSTeslaCamMulti-CameraSentry ModeOfflineIn Development
Explore BlackBox
BlackBox
Overview
Dashboard
Clips
Recent
Saved
Sentry
Tools
Storage
Settings
293
Events
6145
Clips
206 GB
Storage
HW3
Hardware
271 Saved 15 Sentry 7 Recent
Event Reasons
Unknown — 268
Sentry Object — 15
Honk Save — 10
Storage Breakdown
Recent7.01 GB
Saved181.1 GB
Sentry11.61 GB