I’ve seen two different start-ups now, who hold personal data about customers in their “immutable log”. “How are you planning to handle GDPR requirements and removal of data?” – turns out the answer is often “Er – we haven’t thought about that.” Cue a sad face when I tell them that if they don’t modify their immutable log they’re automatically out of compliance.
Recent articles
- The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
- Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025
- LLM 0.27, the annotated release notes: GPT-5 and improved tool calling - 11th August 2025