Breaking Azure Functions with Too Many Connections

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For the most part, Have I Been Pwned (HIBP) runs very smoothly, especially given how cheaply I run many parts of the service for. Occasionally though, I screw up and get something wrong that interrupts the otherwise slick operation and results in some outage. Last weekend was one such occasion

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Firefox Monitor starts tracking breached email addresses

Mozilla has formally launched Firefox Monitor, a privacy-engineered website that hooks up to Troy Hunt’s Have I Been Pwned? (HIBP) breach notification database. Continue reading Firefox Monitor starts tracking breached email addresses

Mozilla Reveals User Accounts Leakage Tool Called Firefox Monitor

The Mozilla Firefox Monitor service is a new tool that will check the user email address has been a part of a major site leakage. It is based on ” Have I Been Pwned” and seeks to bring more awareness…Read more
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Dataset with 42 Million Emails and Passwords Uploaded on Kayo.me

Security researcher and privacy advocate Troy Hunt has reported an intriguing incident involving a free, public, and anonymous hosting service. Apparently, a large database containing email addresses, passwords in clear text and partial credit card det… Continue reading Dataset with 42 Million Emails and Passwords Uploaded on Kayo.me

The 42M Record kayo.moe Credential Stuffing Data

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This is going to be a brief blog post but it’s a necessary one because I can’t load the data I’m about to publish into Have I Been Pwned (HIBP) without providing more context than what I can in a single short breach description. Here’s the story:

Kayo.moe is…

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Serverless to the Max: Doing Big Things for Small Dollars with Cloudflare Workers and Azure Functions

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As time has gone by, one of the things I’ve enjoyed the most in running Have I Been Pwned (HIBP) is seeing how far I could make the dollars stretch. How big can it go whilst at the same time, running it on a shoestring? I keep finding new ways…

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Pwned Passwords, Now As NTLM Hashes!

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I’m still pretty amazed at how much traction Pwned Passwords has gotten this year. A few months ago, I wrote about Pwned Passwords in Practice which demonstrates a whole heap of great use cases where they’ve been used in registration, password reset and login flows. Since that time, another big

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Seamless A/B Testing, Deployment Slots and DNS Rollover with Azure Functions and Cloudflare Workers

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Two of my favourite developer things these days are Azure Functions and Cloudflare Workers. They’re both “serverless” in that rather than running on your own slice of infrastructure, that concept is abstracted away and you get to focus on just code executions rather than the logical bounds of…

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