Hackademy
@hack_ademy
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We teach Real Hacking here. If you want Hands-On then you are in the right place. Founded by @officialwhyte22
Root
Joined February 2026
I’m going to @hack_ademy’s upcoming Space. Will you join too? https://t.co/EUJkwujif8
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This is real. I don’t see the reason why anyone will go naked, record themselves and save it on their phone. I hear some females even sell their nudes now. I was teaching a class yesterday and someone kept calling my phone. Why? Apparently someone he knows is being
To be frank why would you be taking nude pictures of yourself and storing it on your device, I find it disgusting and in this world where privacy is centralized. Someone would reddit and say that they black mailed them with their nude photos 😭. Having it on your device is
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The OSI model isn't an exam topic. It's the mental map you reach for at 2am when something breaks — or when you're trying to figure out exactly where an attacker got in. Master the layers. The tools (Nmap, Wireshark, Burp, firewalls, IDS) all make more sense once you know which
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In incident response, the first question is always: which layer is acting strange? Too many ARP broadcasts? → L2 — possible ARP poisoning Unusual outbound ICMP? → L3 — potential tunneling or recon SYN packets with no completions? → L4 — SYN flood or scanner Weird HTTP
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How attackers actually move through layers during recon — bottom up, not random: L2 → MAC discovery, ARP table mapping L3 → ping sweeps, traceroute, OS fingerprinting via TTL L4 → port scanning (Nmap), banner grabbing L7 → service enumeration, tech stack identification Each
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Layer 7 — Application Everything users interact with directly. HTTP, HTTPS, DNS, SMTP, SSH. This is where most of the internet lives. Attacks: → SQL injection — malicious queries through user input → Cross-site scripting (XSS) — inject scripts that execute in another user's
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Layer 6 — Presentation Translates data between formats both systems understand. Handles encryption, compression, and encoding. TLS/SSL operates here. So does character encoding (ASCII, Unicode) and file format parsing (JPEG, XML). Attacks: → SSL stripping — downgrade HTTPS to
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Layer 5 — Session Manages the lifecycle of connections — establishing them, maintaining them, tearing them down cleanly. Handles checkpoints and dialog control. In practice: session cookies, authentication tokens, RPC sessions. Attacks: → Session hijacking — steal a valid
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Layer 4 — Transport End-to-end delivery. Data gets broken into segments. TCP guarantees delivery; UDP doesn't. Ports live here. Attacks: → SYN flood — send thousands of half-open TCP connections to exhaust server resources → UDP amplification — small request, massive
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Layer 3 — Network Packets are created and routed here using IP addresses. Routers decide the path. Protocols: IPv4, IPv6, ICMP. Attacks: → IP spoofing — forge source IPs to impersonate trusted hosts or hide identity → Routing manipulation — poison routing tables to redirect
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Layer 2 — Data Link Bits get packaged into frames here. Devices are identified by MAC addresses. Switches and bridges operate at this layer. Protocols: Ethernet, ARP. Attacks: → ARP spoofing — send fake ARP replies to associate your MAC with another device's IP, redirecting
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Layer 1 — Physical This layer deals with raw bits: voltages, light pulses, radio waves. Everything before a single packet is formed. Attacks at this layer: → Tapping into network cables to capture unencrypted traffic → Setting up rogue Wi-Fi access points → Signal jamming to
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Most people memorize the OSI model to pass an exam and forget it the next day. Attackers don't. They use it as a systematic checklist — probing each layer for weaknesses before moving to the next. Here's the full breakdown: what happens at each layer, how it gets exploited, and
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Join today and explore the catalog: https://t.co/Vvn4Iw02QI Let's hack together💪🏽
hacka-demy.thinkific.com
Scored another cert from @hack_ademy 💜 "Mastering SSH Exploitation" Join @hack_ademy to explore a range of free hacking courses + loaded tools, labs, live classes in premium plan ✨
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It was great to have my first class with you guys yesterday and I hope to have more sessions like this. Thank you @hack_ademy and @officialwhyte22.
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@Officialwhyte22 @hack_ademy You are doing a wonderful job and I am happy to be one of your students
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