SShortSingh.
TopTechnologyAI & MLStartupsProgrammingScienceBusinessFinanceCrypto & Web3World
Back to feed
Programming

Researcher Uncovers Hidden Backdoor Instructions in Some x86 CPUs

0
·1 views

A security researcher has disclosed the existence of hardware backdoors embedded in certain x86 processors, documented in a project called Rosenbridge. The backdoors reportedly consist of hidden processor instructions that could be exploited to gain elevated system access. The findings were published on GitHub, drawing attention from the security community on Hacker News. Such undocumented instructions pose a significant risk as they may bypass conventional software-level security protections.

Read the full story at Hacker News

This is an AI-generated summary. ShortSingh links to the original source for the complete article.

Discussion (0)

Log in to join the discussion and vote.

Log in

Related stories

0
ProgrammingDEV Community ·

Why AI Models Need Cloud Servers: RAM Limits, VRAM, and Quantization Explained

Running large AI models locally is constrained by fundamental hardware limits, not software choices. A 7-billion-parameter model requires roughly 28 GB of storage at full precision — more than most consumer graphics cards can hold — forcing a trade-off between model size and output speed. When model data spills beyond a GPU's VRAM, it must repeatedly cross a much slower CPU-to-GPU connection, dropping inference speed from around 70 words per second to just 4. A technique called quantization reduces memory needs by storing numbers with less precision, shrinking a 28 GB model to around 7 GB at the cost of some accuracy. Larger 70-billion-parameter models require 140 GB or more even when compressed, making cloud-based APIs a physical necessity rather than merely a commercial preference.

0 comments Read more at DEV Community
0
ProgrammingDEV Community ·

Platform Teams Risk Becoming the Same Bottleneck They Were Built to Replace

Platform engineering was introduced to reduce developer cognitive load and enable self-service, but critics argue many teams have recreated the old ops silo under a new name. According to the State of Platform Engineering Report Volume 4, 45.3% of platform teams cite developer adoption as their biggest challenge, with 36.6% relying on top-down mandates rather than organic uptake. Backstage, Spotify's internal developer portal solution, holds roughly 89% market share among IDP adopters, yet analysts warn that polished portals often mask manual approval processes rather than eliminating them. The same report found that 78% of platforms attempting to solve all developer problems at launch eventually fail, while 29.6% of platform teams track no success metrics at all. Experts including Honeycomb CTO Charity Majors argue that genuine platforms should offer guardrails rather than gatekeeping, warning that heavy abstractions prevent developers from diagnosing and resolving their own incidents.

0 comments Read more at DEV Community
0
ProgrammingDEV Community ·

Laractions Package Moves Laravel Business Logic Out of Controllers into Action Classes

Laractions is a Composer package for Laravel that extracts business logic from bloated controller methods into dedicated, single-purpose action classes. Controllers often accumulate responsibilities over time — such as database writes, emails, and logging — that should not live alongside request-handling code. The package provides an Artisan generator to scaffold action classes under App\Actions, with dependency injection supported via Laravel's service container. A refactored controller simply validates the request and delegates to the action using a fluent run() method, which forwards arguments to the action's handle() method. The package also supports model-bound actions, allowing developers to scope operations like cancellations directly to an Eloquent model instance.

0 comments Read more at DEV Community
0
ProgrammingDEV Community ·

Larakeep Package Brings Dedicated Keeper Classes for Laravel Model Field Computation

A new open-source Laravel package called Larakeep introduces a structured way to handle derived model fields such as computed totals, slugs, and cached counts. Developers install it via a single Composer command, after which a service provider auto-registers with no additional configuration needed. Each 'Keeper' is a plain PHP class containing formula methods for specific model columns, keeping computation logic separate from observers and model files. Models are linked to their Keeper classes using a HasKeepers trait and a KeptBy attribute, then fields are populated in memory by calling a process() method, which can be chained with save() to persist changes. The package also supports parameterized methods and custom verb prefixes, giving developers flexible control over when and how derived fields are calculated.

0 comments Read more at DEV Community
Researcher Uncovers Hidden Backdoor Instructions in Some x86 CPUs · ShortSingh