> For the complete documentation index, see [llms.txt](https://www.bitvm.club/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.bitvm.club/bitvm-weekly-report/2024.12.16-2024.12.22.md).

# 2024.12.16 - 2024.12.22

### 2024.12.21

Bitlayer @BitlayerLabs has joined the BitVM Alliance. [https://bitvm.org/![](https://sigweb3labs.sg.larksuite.com/space/api/box/stream/download/asynccode/?code=ZDNlMTZmOTEzYjU0OWM2OTg5YjIzOTkxZGY5OTY5MTlfVW42RktjV1JUVXFlcldFTFI5R25wNXNHUXF6ZXVTS1lfVG9rZW46S29oeWJibzhnb0I3WXh4WW9JcWxqRmtmZzhjXzE3MzUwNDAwNDQ6MTczNTA0MzY0NF9WNA)](https://bitvm.org/)

### 2024.12.20

BitVM Official Project Update: The BitVM repository has merged the inverse algorithm on the limited expansion domain, saving one chunk. <https://github.com/BitVM/BitVM/pull/153><br>

### 2024.12.19

BitVM Official Project Update: The Bitlayer @BitlayerLabs research team submitted a fix for the issue where non-fixed-point precomputations were inconsistent across different chunks. <https://github.com/BitVM/BitVM/pull/163><br>

### 2024.12.18

BitVM Official Project Update: The BitVM library has merged two PRs from Alpen Labs @AlpenLabs. <https://github.com/BitVM/BitVM/pull/154>

[https://github.com/BitVM/BitVM/pull/155<br>](https://github.com/BitVM/BitVM/pull/155)

### 2024.12.17

Fiamma @fiamma\_labs published BBBB Blog 001: Security Analysis. The BBBB blog series will focus on security:

1. Asset Security: BTC always belongs to you.
2. PEG-IN: Trustless minting of mamaBTC on sidechains.
3. PEG-OUT: Ensuring secure withdrawals through the challenger protocol in BitVM2.

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Dive into BBBB Blog 001: Security Analysis now! <https://medium.com/@Fiamma.io/bbbb-blog-001-security-analysis-4c239cc0b4db>