# #post-mortem

Here are our posts tagged with `post-mortem`

* ## [Us‑east incident caused by Redis connection exhaustion](/blog/2025/09/us-east-redis-connection-exhaustion-post-mortem.md)

We resolved a Redis connection exhaustion issue in US-East, impacting job processing and queues. Our fixes ensure stability and prevent future incidents.\
Kevin van Zonneveld·September 3, 2025

* ## [Switching our CA to Let's Encrypt (and possible breakage)](/blog/2023/07/certificate-rollout.md)

We've switched to Let's Encrypt for SSL, enhancing security but causing issues for some older systems. Steps are in place to prevent future incidents.\
Kevin van Zonneveld·July 6, 2023

* ## [Quick fix for API vulnerability ensures data security](/blog/2023/06/disclosure.md)

Transloadit quickly fixed a local file inclusion vulnerability in its API, ensuring the security of customer data and highlighting its commitment to privacy.\
Kevin van Zonneveld·June 28, 2023

* ## [Enhanced security: fixing ImageMagick vulnerability](/blog/2019/07/vulnerability-disclosure.md)

We've enhanced security by fixing an ImageMagick vulnerability, improving SVG filtering, and reinforcing process monitoring to protect customer data.\
Kevin van Zonneveld·July 30, 2019

* ## [Addressing the December 6 outage: steps & solutions](/blog/2018/12/december-6-outage-post-mortem.md)

On December 6, 2018, we had a significant outage. Here's a detailed look into how we dealt with the situation.\
Kevin van Zonneveld·December 19, 2018

* ## [Ghostscript security incident (vu#332928)](/blog/2018/08/ghostscript-security-incident.md)

Recently, Transloadit was affected by a security vulnerability in ImageMagick. This posts details our response to the situation and the fixes we applied.\
Kevin van Zonneveld·August 30, 2018

* ## [Accidental breaking change for the crop resize strategy](/blog/2018/06/bc-breaking-change-for-crop-resize-strategy.md)

We're reverting a change to the 'crop' resize strategy after affecting users, offering support for those impacted. Our apologies for the oversight.\
Kevin van Zonneveld·June 6, 2018

* ## [We found and fixed a bug in our data usage calculation](/blog/2017/07/usage-calculation-bug.md)

Between June 15 and June 30, 2017, we mistakenly counted every byte twice towards data usage. The bug was fixed and the affected customers were compensated.\
Tim Koschützki·July 9, 2017

* ## [Addressing Redis issues to enhance stability and speed](/blog/2016/05/redis-problems.md)

We addressed Redis issues by optimizing our infrastructure, leading to enhanced processing speeds and system stability, ensuring reliable service for our users.\
Kevin van Zonneveld·May 30, 2016

* ## [A word on ImageTragick (cve-2016–3714)](/blog/2016/05/imagetragick.md)

In 2016, word came out about a bug in ImageMagick, which was quickly nicknamed ImageTragick. There was concern that Transloadit might be impacted by this bug.\
Kevin van Zonneveld·May 4, 2016

* ## [Apology for Rate Limiter outage & fixes implemented](/blog/2015/11/ratelimiter-outage-post-mortem.md)

Apologizing for an issue which affected a small percentage of our users. We have taken cautionary measures to ensure this doesn't happen again.\
Tim Koschützki·November 27, 2015

* ## [Apology for missed support requests due to spam filter](/blog/2015/09/support-fail.md)

For some time, many support requests were caught in our spam filter. We have since switched support providers.\
Kevin van Zonneveld·September 25, 2015

* ## [Addressing the S3 incident with fixes and discounts](/blog/2015/02/post-mortem-s3-incident.md)

In 2015, some of our customers were rejected with false errors from our rate limiter. Read about the measures we took to prevent this from happening again.\
Tim Koschützki·February 17, 2015

* ## [Enhancing jQuery SDK with tests and a critical patch](/blog/2014/10/jquery-plugin-problems-post-mortem.md)

We're enhancing our jQuery SDK with rigorous testing and updates, including a critical patch, to ensure stability and prevent future issues.\
Tim Koschützki·October 23, 2014

* ## [Addressing elevated queue times & ensuring reliability](/blog/2012/03/last-nights-elevated-queuetimes.md)

We resolved an outage caused by 20k /http/import jobs with scaling and connectivity fixes, ensuring a more reliable service for our customers.\
Kevin van Zonneveld·March 31, 2012

* ## [Addressing S3 put request inconsistencies at Transloadit](/blog/2011/05/fixing-amazon-s3.md)

Amazon S3 is a widely used service, but it has its own set of bugs. We have fixed various issues regarding PUT requests, error codes, etc.\
Felix Geisendörfer·May 16, 2011

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