E2Encrypted

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### Delegation Example Keys

Source: https://www.e2encrypted.com/nostr/nips/26

Example private and public keys for a delegator and a delegatee.

```text
## Delegator:
privkey: ee35e8bb71131c02c1d7e73231daa48e9953d329a4b701f7133c8f46dd21139c
pubkey:  8e0d3d3eb2881ec137a11debe736a9086715a8c8beeeda615780064d68bc25dd

## Delegatee:
privkey: 777e4f60b4aa87937e13acc84f7abcc3c93cc035cb4c1e9f7a9086dd78fffce1
pubkey:  477318cfb5427b9cfc66a9fa376150c1ddbc62115ae27cef72417eb959691396
```

--------------------------------

### Install simple-obfs from source

Source: https://www.e2encrypted.com/howtos/install-shadowsocks-libev-with-simple-obfs

Commands to install dependencies, clone the repository, and compile simple-obfs.

```bash
$ sudo apt-get install --no-install-recommends build-essential autoconf libtool libssl-dev libpcre3-dev libev-dev asciidoc xmlto automake
$ git clone -–depth=1 --shallow-submodules https://github.com/shadowsocks/simple-obfs.git
$ cd simple-obfs
$ git submodule update --init --recursive
$ ./autogen.sh
$ ./configure && make
$ sudo make install
 /bin/mkdir -p '/usr/local/bin'
  /bin/bash ../libtool   --mode=install /usr/bin/install -c obfs-local obfs-server '/usr/local/bin'
 /bin/mkdir -p '/usr/local/share/doc/simple-obfs'
 /usr/bin/install -c -m 644 obfs-local.html obfs-server.html '/usr/local/share/doc/simple-obfs'
 /bin/mkdir -p '/usr/local/share/man/man1'
 /usr/bin/install -c -m 644 obfs-local.1 obfs-server.1 '/usr/local/share/man/man1'
```

--------------------------------

### Install cabextract

Source: https://www.e2encrypted.com/posts/uup-dump-on-macos-guide-and-troubleshooting

Installs the cabextract utility if it is missing from the system.

```bash
brew install cabextract
```

--------------------------------

### Install wimlib

Source: https://www.e2encrypted.com/posts/uup-dump-on-macos-guide-and-troubleshooting

Installs wimlib to resolve errors related to missing wimlib-imagex.

```bash
brew install wimlib
```

--------------------------------

### Install cdrtools

Source: https://www.e2encrypted.com/posts/uup-dump-on-macos-guide-and-troubleshooting

Installs cdrtools as a replacement when genisoimage or mkisofs are unavailable.

```bash
brew install cdrtools
```

--------------------------------

### Example Encryption Command

Source: https://www.e2encrypted.com/howtos/how-to-securely-encrypt-decrypt-with-7zip-via-command-line

A practical example of encrypting a file with a password and the resulting output.

```bash
$ 7z a -psecret -mhe=on archive.7z document.txt

Scanning the drive:
1 file, 120 bytes (1 KiB)

Creating archive: archive.7z

Items to compress: 1


Files read from disk: 1
Archive size: 319 bytes (1 KiB)
Everything is Ok
```

--------------------------------

### Install OpenVPN on Debian-based Systems

Source: https://www.e2encrypted.com/howtos/set-up-openvpn-comprehensive-guide-with-detailed-instructions

Use the package manager to install the OpenVPN software.

```bash
sudo apt-get install openvpn
```

--------------------------------

### Signature Request and Response Examples

Source: https://www.e2encrypted.com/nostr/nips

Example payloads for initiating a signature request and receiving the corresponding response.

```json
{
    "kind": 24133,
    "pubkey": "eff37350d839ce3707332348af4549a96051bd695d3223af4aabce4993531d86",
    "content": nip44({
        "id": <random_string>,
        "method": "sign_event",
        "params": [json_stringified(<{
            content: "Hello, I'm signing remotely",
            kind: 1,
            tags: [],
            created_at: 1714078911
        }>)]
    }),
    "tags": [["p", "fa984bd7dbb282f07e16e7ae87b26a2a7b9b90b7246a44771f0cf5ae58018f52"]], // p-tags the remote-signer-pubkey
}
```

```json
{
    "kind": 24133,
    "pubkey": "fa984bd7dbb282f07e16e7ae87b26a2a7b9b90b7246a44771f0cf5ae58018f52",
    "content": nip44({
        "id": <random_string>,
        "result": json_stringified(<signed-event>)
    }),
    "tags": [["p", "eff37350d839ce3707332348af4549a96051bd695d3223af4aabce4993531d86"]], // p-tags the client-pubkey
}
```

--------------------------------

### Install UUP Dump dependencies via Homebrew

Source: https://www.e2encrypted.com/posts/uup-dump-on-macos-guide-and-troubleshooting

Installs all required tools for UUP Dump, including aria2, chntpw, cdrtools, wimlib, and cabextract.

```bash
brew install aria2

brew tap minacle/chntpw
brew install minacle/chntpw/chntpw

brew install cdrtools
brew install wimlib
brew install cabextract
```

--------------------------------

### NIP-38 User Status Event Example

Source: https://www.e2encrypted.com/nostr

Example of a kind 30315 event used to represent a user status.

```json
{ "kind": 30315, "content": "Sign up for nostrasia!" }
```

--------------------------------

### Report Malware Blob Event Example

Source: https://www.e2encrypted.com/nostr/nips

Example of a kind 1984 event reporting a blob hash for malware, including the event ID and media server reference.

```json
{
  "kind": 1984,
  "tags": [
    ["x", "<blob hash>", "malware"],
    ["e", "<event id which contains the blob on x tag>", "malware"],
    ["server", "https://you-may-find-the-blob-here.com/path-to-url.ext"]
  ],
  "content": "This file contains malware software in it.",
  // other fields...
}
```

--------------------------------

### Resolve chntpw installation error

Source: https://www.e2encrypted.com/posts/uup-dump-on-macos-guide-and-troubleshooting

Fixes the 'No available formula' error by tapping the minacle repository before installing chntpw.

```bash
brew tap minacle/chntpw
brew install minacle/chntpw/chntpw
```

--------------------------------

### Podcast Identifier Tags

Source: https://www.e2encrypted.com/nostr/nips

Examples of referencing podcast feeds, episodes, and publishers using GUIDs.

```json
["i", "podcast:guid:c90e609a-df1e-596a-bd5e-57bcc8aad6cc"]
```

```json
["i", "podcast:item:guid:d98d189b-dc7b-45b1-8720-d4b98690f31f"]
```

```json
["i", "podcast:publisher:guid:18bcbf10-6701-4ffb-b255-bc057390d738"]
```

--------------------------------

### Start OpenVPN with a Configuration File

Source: https://www.e2encrypted.com/howtos/set-up-openvpn-comprehensive-guide-with-detailed-instructions

Launch the OpenVPN client by specifying the path to your .ovpn configuration file.

```bash
sudo openvpn --config /path/to/config.ovpn
```
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