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feat: Add SHA-3 (Keccak-512) Hashing Support #31

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feat: Add SHA-3 (Keccak-512) Hashing Support #31

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111 changes: 82 additions & 29 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -287,9 +287,10 @@ <h5 class="fw-bold">Drag & Drop Evidence Files Here</h5>
<tr class="table-header">
<th width="5%" class="ps-4"><input type="checkbox" id="selectAll" onclick="toggleAll(this)"></th>
<th width="5%">#</th>
<th width="30%">Filename</th>
<th width="20%">MD5 Hash</th>
<th width="40%">SHA-256 (Section 63 BSA Compliant)</th>
<th width="25%">Filename</th>
<th width="15%">MD5 Hash</th>
<th width="20%">SHA-3 (Keccak-512)</th>
<th width="30%">SHA-256 (Section 63 BSA Compliant)</th>
</tr>
</thead>
<tbody id="hashTableBody" style="background: white;"></tbody>
Expand Down Expand Up @@ -492,10 +493,11 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>
<td class="ps-4"><input type="checkbox" name="fileSelect" checked></td>
<td>${rowCount}</td>
<td class="fw-bold text-dark">
${file.name}
${file.name}
${isEml ? '<span class="badge bg-danger text-white ms-2">EMAIL</span>' : ''}
</td>
<td class="hash-font md5">Calculating...</td>
<td class="hash-font sha3">Calculating...</td>
<td class="hash-font sha256">Calculating...</td>
</tr>
`);
Expand All @@ -518,6 +520,9 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>
setTimeout(() => {
if (row) {
row.querySelector('.md5').innerText = CryptoJS.MD5(wordArray).toString();
const sha3Hash = CryptoJS.SHA3(wordArray, { outputLength: 512 }).toString();
row.querySelector('.sha3').innerText = sha3Hash;
console.log(`[SHA-3] ${file.name}: ${sha3Hash}`);
row.querySelector('.sha256').innerText = CryptoJS.SHA256(wordArray).toString();
}
processQueue();
Expand Down Expand Up @@ -634,6 +639,8 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>

const tableStartY = Math.max(35, 10 + fileNameLines.length * 4 + 10);

const sha3Hash = CryptoJS.SHA3(CryptoJS.lib.WordArray.create(await readFileAsArrayBuffer(files[i])), { outputLength: 512 }).toString();

doc.setTextColor(0, 0, 0);
doc.autoTable({
startY: tableStartY,
Expand All @@ -646,6 +653,7 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>
['Message-ID', emailData.messageId],
['Originating IP', emailData.serverIP],
['DKIM Status', emailData.dkim],
['SHA-3 (Keccak-512)', sha3Hash],
['SHA-256 Hash', sha256]
],
theme: 'grid',
Expand Down Expand Up @@ -715,7 +723,8 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>
rows.push([
cells[1].innerText,
cells[2].innerText,
cells[4].innerText
cells[4].innerText,
cells[5].innerText
]);
}
});
Expand All @@ -727,22 +736,23 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>

doc.autoTable({
startY: 70,
head: [['#', 'Filename', 'SHA-256']],
head: [['#', 'Filename', 'SHA-3 (Keccak-512)', 'SHA-256']],
body: rows,
theme: 'grid',
headStyles: {
headStyles: {
fillColor: [0, 51, 102],
fontSize: 11,
fontStyle: 'bold'
},
bodyStyles: {
fontSize: 9,
bodyStyles: {
fontSize: 7,
font: 'courier'
},
columnStyles: {
0: { cellWidth: 40 },
1: { cellWidth: 300 },
2: { cellWidth: 450, font: 'courier' }
0: { cellWidth: 30 },
1: { cellWidth: 200 },
2: { cellWidth: 300, font: 'courier' },
3: { cellWidth: 260, font: 'courier' }
}
});

Expand All @@ -763,21 +773,28 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>
rows.push(new TableRow({
children: [
new TableCell({
children: [new Paragraph({
children: [new Paragraph({
children: [new TextRun({ text: "#", bold: true, color: "FFFFFF" })],
alignment: AlignmentType.CENTER
})],
shading: { fill: "003366" }
}),
new TableCell({
children: [new Paragraph({
children: [new Paragraph({
children: [new TextRun({ text: "Filename", bold: true, color: "FFFFFF" })],
alignment: AlignmentType.CENTER
})],
shading: { fill: "003366" }
}),
new TableCell({
children: [new Paragraph({
children: [new Paragraph({
children: [new TextRun({ text: "SHA-3 (Keccak-512)", bold: true, color: "FFFFFF" })],
alignment: AlignmentType.CENTER
})],
shading: { fill: "003366" }
}),
new TableCell({
children: [new Paragraph({
children: [new TextRun({ text: "SHA-256", bold: true, color: "FFFFFF" })],
alignment: AlignmentType.CENTER
})],
Expand All @@ -793,8 +810,11 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>
children: [
new TableCell({ children: [new Paragraph(cells[1].innerText)] }),
new TableCell({ children: [new Paragraph(cells[2].innerText)] }),
new TableCell({ children: [new Paragraph({
new TableCell({ children: [new Paragraph({
children: [new TextRun({ text: cells[4].innerText, font: "Courier New", size: 18 })]
})] }),
new TableCell({ children: [new Paragraph({
children: [new TextRun({ text: cells[5].innerText, font: "Courier New", size: 18 })]
})] })
]
}));
Expand Down Expand Up @@ -837,31 +857,56 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>

// ===== DOWNLOAD CSV =====
function downloadSelectedCSV() {
let csv = "#,Subject,From,To,Date,Originating IP,DKIM,SHA-256\n";

let counter = 1;
const promises = [];

const selectedRows = [];
const emlRows = [];

document.querySelectorAll("#hashTableBody tr").forEach(tr => {
if (tr.querySelector('input').checked && tr.fileData && tr.fileData.name.toLowerCase().endsWith('.eml')) {
if (tr.querySelector('input').checked) {
const cells = tr.querySelectorAll('td');
selectedRows.push(tr);
if (tr.fileData && tr.fileData.name.toLowerCase().endsWith('.eml')) {
emlRows.push(tr);
}
}
});

if (emlRows.length > 0) {
let csv = "#,Subject,From,To,Date,Originating IP,DKIM,SHA-3 (Keccak-512),SHA-256\n";
let counter = 1;
const promises = [];

emlRows.forEach(tr => {
const cells = tr.querySelectorAll('td');
promises.push(
readFile(tr.fileData).then(text => {
const eml = parseEml(text);
return `${counter++},"${eml.subject}","${eml.from}","${eml.to}","${eml.date}","${eml.serverIP}","${eml.dkim}","${cells[4].innerText}"\n`;
return `${counter++},"${eml.subject}","${eml.from}","${eml.to}","${eml.date}","${eml.serverIP}","${eml.dkim}","${cells[4].innerText}","${cells[5].innerText}"\n`;
})
);
}
});
});

Promise.all(promises).then(rows => {
csv += rows.join('');
Promise.all(promises).then(rows => {
csv += rows.join('');
const blob = new Blob([csv], { type: 'text/csv' });
const a = document.createElement('a');
a.href = URL.createObjectURL(blob);
a.download = "Email_Report.csv";
a.click();
});
} else if (selectedRows.length > 0) {
let csv = "#,Filename,MD5,SHA-3 (Keccak-512),SHA-256\n";
selectedRows.forEach((tr, i) => {
const cells = tr.querySelectorAll('td');
csv += `${i + 1},"${cells[2].innerText.trim()}","${cells[3].innerText}","${cells[4].innerText}","${cells[5].innerText}"\n`;
});
const blob = new Blob([csv], { type: 'text/csv' });
const a = document.createElement('a');
a.href = URL.createObjectURL(blob);
a.download = "Email_Report.csv";
a.download = "Hash_Report.csv";
a.click();
});
} else {
alert("Please select files to include in report.");
}
}

// ===== UTILITY FUNCTIONS =====
Expand All @@ -883,6 +928,14 @@ <h6 class="fw-bold mt-3">Yahoo/Outlook:</h6>
});
}

function readFileAsArrayBuffer(file) {
return new Promise(resolve => {
const reader = new FileReader();
reader.onload = e => resolve(e.target.result);
reader.readAsArrayBuffer(file);
});
}

async function calculateSHA256(file) {
return new Promise(resolve => {
const reader = new FileReader();
Expand Down