Talks on David Cumps

How to Build with BaaS

Thu, 27 Jun 2024 00:00:00 +0200

The first workshop of the Cross-Chain Summer Hackathon, organised by Chainflip with THORChain and Maya Protocol. It showed hackathon builders how to put cross-chain swaps into their product with Broker as a Service, without running a Chainflip broker themselves.

Microsoft, for a school visit

Sat, 02 Apr 2005 00:00:00 +0200

A general presentation about Microsoft, made for a visit of a secondary school to Microsoft Belux during my internship. It gives the pupils some background on the company.

eID in .NET

Fri, 01 Apr 2005 00:00:00 +0200

The session shows what’s possible with the Belgian electronic identity card in .NET, and what you need to get it working. After some background on eID it walks through four usage scenarios and what each one takes to build. The demos are a signed Word document, an authenticated chat and a secured website.

Game Programming: AI pathfinding

Wed, 02 Feb 2005 00:00:00 +0100

The session builds a pathfinder and explains why a binary heap is the right data structure for its open list. I made it for a game-themed day for students organised by Microsoft. The inspiration came from Patrick Lester’s A* tutorial.

Alternate Data Streams

Tue, 01 Feb 2005 00:00:00 +0100

Alternate data streams are a little-known feature of NTFS, which is why I made this short session about them. It shows what they are, where they come from, how they work, what risk they pose, and how to detect and manipulate them. It was made for a five-minute talk.

Securing websites (ASP.NET)

Thu, 01 Apr 2004 00:00:00 +0200

The session covers how to secure a website, using ASP.NET for the demos. The main themes are input validation, user authentication and system security. It shows XSS and SQL injection attacks, explains hashing and salting passwords, and covers system security and the risks of using a DSN.