---
id: 2048
title: "An accessible overview of Meltdown and Spectre, Part 2"
source_domain: blog.trailofbits.com
source_url: "https://blog.trailofbits.com/2018/03/22/an-accessible-overview-of-meltdown-and-spectre-part-2/"
published_at: "2018-03-22T10:50:19Z"
tags: ["hardware-security", "meltdown", "spectre", "side-channel", "speculative-execution", "cpu", "cpu-vulnerabilities", "branch-prediction"]
phying_url: "https://phying.com/item/2048"
lang: en
---

# An accessible overview of Meltdown and Spectre, Part 2

## Summary

Part two of Trail of Bits' Meltdown and Spectre explainer details Spectre V1 bounds-check bypass and V2 branch target injection, noting nearly every processor from the last 25 years is affected.

## Intelligence Metadata

- **Sources:** blog.trailofbits.com
- **Published:** 2018-03-22T10:50:19Z
- **Original:** https://blog.trailofbits.com/2018/03/22/an-accessible-overview-of-meltdown-and-spectre-part-2/
- **Phying News:** https://phying.com/item/2048