tl;dr

• Retrieving the flag from Samba SMB workgroup guest.

tl;dr

• Anonymous login to FTP server.
• Retrieve SSH login username and password from Firefox History

tl;dr

• Disk Dump extraction.
• USB leftover Capture data extraction.
• Zip file cracking.

tl;dr

• EV3 Robot pklg analysis
• .RSF file recovery

Write-Up for the “…—…” challenge from InCTF Internationals 2019

tl;dr

1. Alert signals encoded in morse transfered to the Mi-Band
2. Traverse through the packets and find the appropriate BLE handles of the encoded message
3. Decode the morse encoded message

tl;dr

• Decoding the strings found in TCP stream 0.
• Analysing and extracting data sent via different ports of TCP.
• Using character-wise caesar from the extracted data.
• Zip cracking

tl;dr

1. Open a raw socket.
2. Craft the outgoing packets with the byte order of S-PORT, D-PORT, SEQ, ACK reversed.
3. Establish the three way handshake in this fashion.
4. Send “GET_FLAG” to the server.