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Weerachai Yaemvachi
Weerachai Yaemvachi

Weerachai Yaemvachi

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Weerachai Yaemvachi
Weerachai Yaemvachi
Mar 17 · 1 min read

[basics] crypto 200

Can you make sense of this file?

cat binary.txt | xargs bindechexascii — b2a | tail -n1| base64 -d | tail -n1 | tr ‘[szrekcnitpbymhgljxudfavoqw]’ ‘[a-z]’

congratulations! you have finished the beginner cryptography challenge. here is a flag…

Weerachai Yaemvachi
Weerachai Yaemvachi
Mar 5 · 1 min read

Zippy

Can you read the flag from the PCAP? tcpxtract -f zippy.pcapng
tcpick -C -yP -r zippy.pcapng…

Weerachai Yaemvachi
Weerachai Yaemvachi
Mar 5 · 1 min read

blink 101 Mobile 50 points

Get past the Jedi mind trick to find the flag you are looking for.

jadx blink.apk
cd blink/sources/com/example/blink
cat * |grep “data:image”| cut -d”\”” -f2 | cut -d”,” -f2 | base64 -d > image.jpg

Weerachai Yaemvachi
Weerachai Yaemvachi
Aug 15, 2018 · 1 min read

CNL161

— PC, DNS, Web Server

— IPv4 Address

— RIP, OSPF, & Static Routing

— VLAN, Inter-VLAN

— ACL

Weerachai Yaemvachi
Weerachai Yaemvachi
Jun 7, 2018 · 1 min read

Mikrotik cAP Lite (RBcAPL-2nD)

Hardware

/system resource print
uptime: 32m30s…