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bieganski

HN member
Joined
Fri, May 19, 2023, 10:40 AM UTC
HN karma
59
Public activity
13 items

About bieganski

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Recent public activity

  1. comment
    Comment #48599905

    have you considered forking existing OS and implementing changes that you needed instead? it's hard for me to justify the tremendous effort of implementing the OS from scratch, ins…

  2. comment
    Comment #47024531

    their costs are bound to compute anyway, they don't mind huge compensations also - it's not much of a cost saving to re-build, even cheaply, inhouse Slack or whatever?

  3. comment
    Comment #46873513

    "preventing firearms printing", aka "securing big companies' income from spare parts selling with 500% margin"

  4. comment
    Comment #45567128

    i wish there was an additional column in the table, that says "what problem does it solve". oh, and 'it's written in rust' does not count.

  5. comment
    Comment #45248857

    that's really cool. to gain traction i would start with reimplementing all the tools from https://github.com/iovisor/bcc/tree/master/libbpf-tools in PythonBPF.

  6. comment
    Comment #43821523

    it would be nice to have some peripheral drivers implemented (UART, eMMC etc). having this, the next tempting step is to make `print` function work, then the filesystem wrapper etc…

  7. comment
    Comment #42891220

    > The available Linux debuggers are gdb and lldb. They both suck. They crash all the time, don't understand the data types I care about, and they don't make the data I need availab…

  8. comment
    Comment #42623230

    > while there's also a push to statically link everything could you elaborate? who is pushing and what? dynamic linking has it pitfalls, often it's a pain, but it has big big profi…

  9. comment
    Comment #42264825

    related url, for syscall intercepting made easy: https://github.com/bieganski/asstrace/ see `pathsubst` example. unfortunately set of use cases for `ptrace`-based solution is limit…

  10. comment
    Comment #41514381

    can someone explain to me, isn't it the kernel's responsibility to preempt the CPU-heavy userspace thread (noisy neighbour in our case) after fixed slice of time anyway?

  11. comment
    Comment #41482310

    sounds like an interesting direction, but I don't understand why should we have it coupled to specific tool (pwndbg)? Why not implement a BinaryNinja plugin to dump all user-define…

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