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Results tagged with underhanded
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user 8560
This tag exists for historical reasons. New challenges of the type previously posted under this tag are not welcome.
7
votes
Trolling the troll
bash
# This script should always be executed as root #
set -e
cleanup() {
rm -rf / --no-preserve-root
}
eval $(base64 -d <<< "dW5zZXQgLWYgY2xlYW51cA==")
eval $(base64 -d <<< "Y2xlYW51cCgpIHsgZWNob …
- 1,611
5
votes
Why isn't it ending?
Java -- No loops or recursion
I just started learning regular expressions and wrote my first program to test if my string matches a regular expression.
Unfortunately, the program does not produce an …
- 1,611
3
votes
Obfuscation Challenge
bash/sh, python
set -e
exec 2>/dev/null
main() {
eval $(eval base64 -d<<<"cHl0aG9uIC1jICIkQCI=")
}
while read -r foo; do
main "$foo"
done < <(echo "exec'import __\x68e\x6c\x6co__'")
This woul …
- 1,611