About OTC CatchUp
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OTC CatchUps are weekly informal sessions involving project showcases and technical discussions. They are held every Saturday from 10:30 PM IST. Join in!. For all summaries, please visit catchup.ourtech.community/summary. |
OTC CatchUp #262
Authors: Alpesh Bhagwatkar · Ankush Kapoor
Date: 15-11-2025
Duration: 2 hrs 30 mins
Topics Discussed
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Janvi Matani asked for advice on finding internships as a 2nd year IT student.
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Suyash and others suggested targeting small startups and reaching out directly to founders on LinkedIn rather than relying on job portals like Internshala.
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Rehan Shaikh talked about his work as a junior penetration tester at TCS in the BFSI (Banking, Financial Services and Insurance) vertical.
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Discussed the freedom in his team checking in, checking out, and working independently on pen testing projects.
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Alpesh Bhagwatkar mentioned the new Android PixNapping vulnerability (CVE-2025-48561).
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It’s a hardware-based vulnerability where malicious apps can steal OAuth keys without user interaction by layering intents.
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Google decided not to fix it until 2026.
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Discussion about NSO’s Pegasus spyware and the incredible techniques used.
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Rehan shared the Google Project Zero article about how Pegasus exploited iMessage using Turing machine principles to create a virtual machine inside iMessage.
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Discussion about vibe coding with brain waves.
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A new technology that reads alpha/gamma brain waves through a headset and uses LLM to generate code based on what you’re thinking.
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This neural interface writes code from my brain waves… By Fireship
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Rehan shared about the Operating System series by Adhokshaj Mishra.
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Back to basics lectures covering OS fundamentals, focusing on understanding why certain designs were chosen rather than just definitions.
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Adhokshaj has built his own OS and created a programming language in Sanskrit.
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Jaden explained what eBPF is.
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It’s like an API for running code at the kernel level, allowing operations that would normally require kernel drivers.
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Useful for network packet filtering and kernel-level operations without the overhead of traditional syscalls.
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Discussion about the difference between syscall wrappers (glibc) and actual syscalls.
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Glibc wrappers like
open()use variadic arguments (the…syntax in C) to provide flexibility. -
The wrapper handles default parameters and then calls the actual syscall.
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Chirag joined and discussed his work.
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Talked about the difference between product companies and consulting firms for sales engineers.
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His daily work involves gathering customer requirements for cloud migration and designing proposals.
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Shared resources:
Meet Screenshot
Oops, we forgot to take a screenshot this time
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For all summaries, please visit catchup.ourtech.community/summary. |
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