diff --git a/cracklab/server/web/templates/method_create.html b/cracklab/server/web/templates/method_create.html
index d4952b9..f196b58 100644
--- a/cracklab/server/web/templates/method_create.html
+++ b/cracklab/server/web/templates/method_create.html
@@ -1222,6 +1222,8 @@
                     step,
                     mask.value,
                 );
+
+                updateMaskBulkVisibility();
             },
         );
 
@@ -1340,24 +1342,291 @@
         refresh();
     }
 
+    function getMethodSteps() {
+        return Array.from(
+            stepsContainer.querySelectorAll(
+                "[data-method-step]",
+            ),
+        );
+    }
+
+
+    function getBulkMaskSteps() {
+        return getMethodSteps().filter(
+            (step) =>
+                step.dataset.bulkMaskStep ===
+                "true",
+        );
+    }
+
+
+    function getStepMask(step) {
+        const maskInput =
+            step.querySelector(
+                'input[name$="_mask"]',
+            );
+
+        return maskInput
+            ? maskInput.value.trim()
+            : "";
+    }
+
+
+    function getStepWorkloadProfile(step) {
+        const workload =
+            step.querySelector(
+                "[data-workload-profile]",
+            );
+
+        return workload
+            ? workload.value
+            : "2";
+    }
+
+
+    function setStepWorkloadProfile(
+        step,
+        value,
+    ) {
+        const workload =
+            step.querySelector(
+                "[data-workload-profile]",
+            );
+
+        if (workload) {
+            workload.value =
+                String(value || "2");
+        }
+    }
+
+
+    function refreshBulkMaskGroup() {
+        const group =
+            document.querySelector(
+                "[data-mask-bulk-group]",
+            );
+
+        const bulkSteps =
+            getBulkMaskSteps();
+
+        if (!group || bulkSteps.length === 0) {
+            if (group) {
+                group.remove();
+            }
+            return;
+        }
+
+        const firstStep =
+            bulkSteps[0];
+
+        const title =
+            group.querySelector(
+                "[data-mask-bulk-group-title]",
+            );
+
+        const count =
+            group.querySelector(
+                "[data-mask-bulk-group-count]",
+            );
+
+        const list =
+            group.querySelector(
+                "[data-mask-bulk-group-list]",
+            );
+
+        const toggle =
+            group.querySelector(
+                "[data-mask-bulk-group-toggle]",
+            );
+
+        const firstStepTitle =
+            firstStep.querySelector(
+                ".method-step-title",
+            );
+
+        const stepNumber =
+            firstStepTitle
+                ? firstStepTitle.textContent
+                    .replace(
+                        /^Step\s+/i,
+                        "",
+                    )
+                    .trim()
+                : "1";
+
+        title.textContent =
+            `Step ${stepNumber} — Mask`;
+
+        count.textContent =
+            `Маски: ${bulkSteps.length}`;
+
+        list.innerHTML = "";
+
+        bulkSteps.forEach(
+            (step) => {
+                const item =
+                    document.createElement("li");
+
+                item.textContent =
+                    getStepMask(step);
+
+                list.appendChild(item);
+            },
+        );
+
+        toggle.textContent =
+            group.classList.contains(
+                "is-expanded",
+            )
+                ? "Скрыть список"
+                : "Показать список";
+    }
+
+
+    function createBulkMaskGroup(
+        bulkSteps,
+    ) {
+        const existing =
+            document.querySelector(
+                "[data-mask-bulk-group]",
+            );
+
+        if (existing) {
+            existing.remove();
+        }
+
+        if (bulkSteps.length === 0) {
+            return;
+        }
+
+        const group =
+            document.createElement("div");
+
+        group.className =
+            "method-step-bulk-group";
+
+        group.dataset.maskBulkGroup =
+            "true";
+
+        group.innerHTML = `
+            <div
+                class="method-step-bulk-group-title"
+                data-mask-bulk-group-title
+            ></div>
+
+            <div
+                class="method-step-bulk-group-mode"
+            >
+                Mode 3
+            </div>
+
+            <div
+                class="method-step-bulk-group-summary"
+            >
+                <strong
+                    data-mask-bulk-group-count
+                ></strong>
+
+                <button
+                    type="button"
+                    class="methods-button-secondary"
+                    data-mask-bulk-group-toggle
+                >
+                    Показать список
+                </button>
+            </div>
+
+            <div
+                class="method-step-bulk-group-list"
+                data-mask-bulk-group-list
+            >
+                <ol></ol>
+            </div>
+        `;
+
+        group.querySelector(
+            "[data-mask-bulk-group-toggle]",
+        ).addEventListener(
+            "click",
+            () => {
+                group.classList.toggle(
+                    "is-expanded",
+                );
+
+                refreshBulkMaskGroup();
+            },
+        );
+
+        stepsContainer.insertBefore(
+            group,
+            bulkSteps[0],
+        );
+
+        bulkSteps.forEach(
+            (step) => {
+                step.dataset.bulkMaskStep =
+                    "true";
+
+                step.classList.add(
+                    "method-step-bulk-hidden",
+                );
+            },
+        );
+
+        refreshBulkMaskGroup();
+    }
+
+
     function updateMaskBulkVisibility() {
         const bulk =
             document.getElementById("mask-bulk");
 
-        const hasMaskMode =
-            Array.from(
-                stepsContainer.querySelectorAll(
-                    "[data-attack-mode]",
-                ),
-            ).some(
-                (modeSelect) =>
-                    modeSelect.value === "3",
+        const bulkSteps =
+            getBulkMaskSteps();
+
+        if (bulkSteps.length > 0) {
+            addMaskBulkButton.disabled =
+                false;
+
+            return;
+        }
+
+        const mode3Steps =
+            getMethodSteps().filter(
+                (step) => {
+                    const modeSelect =
+                        step.querySelector(
+                            "[data-attack-mode]",
+                        );
+
+                    return (
+                        modeSelect &&
+                        modeSelect.value === "3"
+                    );
+                },
             );
 
-        addMaskBulkButton.disabled =
-            !hasMaskMode;
+        const manualMode3Steps =
+            mode3Steps.filter(
+                (step) =>
+                    getStepMask(step) !== "",
+            );
 
-        if (!hasMaskMode) {
+        if (manualMode3Steps.length > 0) {
+            addMaskBulkButton.disabled =
+                true;
+
+            bulk.classList.remove(
+                "is-visible",
+            );
+
+            return;
+        }
+
+        addMaskBulkButton.disabled =
+            mode3Steps.length === 0;
+
+        if (mode3Steps.length === 0) {
             bulk.classList.remove(
                 "is-visible",
             );
@@ -1368,13 +1637,65 @@
     function addBulkMasks(
         masks,
     ) {
+        const methodSteps =
+            getMethodSteps();
+
+        const sourceStep =
+            methodSteps.find(
+                (step) => {
+                    const modeSelect =
+                        step.querySelector(
+                            "[data-attack-mode]",
+                        );
+
+                    return (
+                        modeSelect &&
+                        modeSelect.value === "3"
+                    );
+                },
+            );
+
+        if (!sourceStep) {
+            return;
+        }
+
+        const workloadProfile =
+            getStepWorkloadProfile(
+                sourceStep,
+            );
+
+        const oldBulkSteps =
+            getBulkMaskSteps();
+
+        oldBulkSteps.forEach(
+            (step) => {
+                step.remove();
+            },
+        );
+
+        const firstStep =
+            sourceStep;
+
+        const bulkSteps = [
+            firstStep,
+        ];
+
+        while (
+            bulkSteps.length <
+            masks.length
+        ) {
+            bulkSteps.push(
+                addStep(),
+            );
+        }
+
         masks.forEach(
-            (mask) => {
-                const newStep =
-                    addStep();
+            (mask, index) => {
+                const step =
+                    bulkSteps[index];
 
                 const modeSelect =
-                    newStep.querySelector(
+                    step.querySelector(
                         "[data-attack-mode]",
                     );
 
@@ -1384,25 +1705,45 @@
                     new Event("change"),
                 );
 
-                const newMask =
-                    newStep.querySelector(
+                setStepWorkloadProfile(
+                    step,
+                    workloadProfile,
+                );
+
+                const maskInput =
+                    step.querySelector(
                         'input[name$="_mask"]',
                     );
 
-                newMask.value =
+                maskInput.value =
                     mask;
 
-                newMask.dispatchEvent(
+                maskInput.dispatchEvent(
                     new Event(
                         "input",
                         { bubbles: true },
                     ),
                 );
+
+                step.dataset.bulkMaskStep =
+                    "true";
+
+                step.classList.add(
+                    "method-step-bulk-hidden",
+                );
             },
         );
 
         stepCountInput.value =
             stepCount;
+
+        rebuildStepNumbers();
+
+        createBulkMaskGroup(
+            bulkSteps,
+        );
+
+        updateMaskBulkVisibility();
     }
 
 
@@ -1420,6 +1761,9 @@
         step.className =
             "method-step";
 
+        step.dataset.methodStep =
+            "true";
+
         step.dataset.step =
             currentStepNumber;
 
@@ -1618,7 +1962,7 @@
             () => {
 
                 if (
-                    stepsContainer.children.length <= 1
+                    getMethodSteps().length <= 1
                 ) {
                     return;
                 }
@@ -1626,6 +1970,7 @@
                 step.remove();
 
                 rebuildStepNumbers();
+                updateMaskBulkVisibility();
             },
         );
 
@@ -1666,9 +2011,7 @@
 
     function rebuildStepNumbers() {
         const stepElements =
-            Array.from(
-                stepsContainer.children,
-            );
+            getMethodSteps();
 
         stepCount =
             stepElements.length;
@@ -1728,6 +2071,8 @@
             },
         );
 
+        refreshBulkMaskGroup();
+
         stepCountInput.value =
             stepCount;
     }
@@ -1805,18 +2150,42 @@
             if (addMaskBulkButton.disabled) {
                 return;
             }
+
             const bulk =
                 document.getElementById(
                     "mask-bulk",
                 );
 
+            const textarea =
+                bulk.querySelector(
+                    "[data-mask-bulk]",
+                );
+
+            const bulkSteps =
+                getBulkMaskSteps();
+
+            if (bulkSteps.length > 0) {
+                textarea.value =
+                    bulkSteps
+                        .map(
+                            (step) =>
+                                getStepMask(step),
+                        )
+                        .join("\n");
+
+                textarea.dispatchEvent(
+                    new Event(
+                        "input",
+                        { bubbles: true },
+                    ),
+                );
+            }
+
             bulk.classList.add(
                 "is-visible",
             );
 
-            bulk.querySelector(
-                "[data-mask-bulk]",
-            ).focus();
+            textarea.focus();
         },
     );
 
@@ -1838,6 +2207,31 @@
     } else {
         addStep();
     }
+
+    const initialMode3Steps =
+        getMethodSteps().filter(
+            (step) => {
+                const modeSelect =
+                    step.querySelector(
+                        "[data-attack-mode]",
+                    );
+
+                return (
+                    modeSelect &&
+                    modeSelect.value === "3" &&
+                    getStepMask(step) !== ""
+                );
+            },
+        );
+
+    if (initialMode3Steps.length > 1) {
+        createBulkMaskGroup(
+            initialMode3Steps,
+        );
+    }
+
+    updateMaskBulkVisibility();
+
 </script>
 
 {% endblock %}